Silberwismutglanz

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Collection: Heinz Förch Photo: Michael Förch Originally analyzed by Prof. Walenta (Stuttgart) as "schapbachite"

© Michael Förch 2018

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Metallic twinned matildite with golden chalcopyrite. Collection and photo of Gianfranco Ciccolini. Nikon D610, bellows, Schneider Kreuznach 28mm; f: 4. Focal using 5.6

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Metallic twin aggregate of matildite (left) with golden chalcopyrite. Field of view: 1.0mm Collection and photo: Marko Burkhardt Specimen was collected in 2006

© Marko Burkhardt

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Picture width 4 mm. Collection and foto Stephan Wolfsried

© Stephan Wolfsried 8/2007

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Collection: Heinz Förch Photo: Michael Förch

© Michael Förch

Matildite, Quartz, Pyrite

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

Matildite (XRD) acicular grey crystals to 3mm. singly and in bundles on quartz crystals in vugs with granular pyrite. (see video) Ex. Richard Kosnar, #357, 1974 Doug Scott Collection *Pyrite was not listed at this locality so I added it

© JR Montgomery

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Picture width 2 mm. Collection and foto Stephan Wolfsried

© Stephan Wolfsried 8/2007

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Collection: H. Hettrich Photo: Edgar Müller

© Edgar Müller

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

A yellow metallic contact twin of chalkopyrite together with dark gray elongated crystals of matildite Collection: Heinz Förch Photo: Michael Förch

© Michael Förch 2016

Matildite

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Black isometric matildite crystals with a minor yellow secondary bismuth mineral, not closer identified. Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Collection and photo: Stephan Wolfsried

© Stephan Wolfsried 11/2018

Matildite, Rhabdophane-(Ce), Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

A wonderful composition between a dark grey metallic matildite crystal, yellow twinned metallic chalcopyrite crystals and a white globular rhabdophane-(Ce). Collection: Heinz Förch Photo: Michael Förch Analyzed by Dr. Gröbner, Clausthal-Zellerfeld

© Michael Förch 2016

Matildite, Rhabdophane-(Ce), Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

A dark grey metallic matildite crystal together with white acicular rhabdophane-(Ce) crystals and yellow metallic chalcopyrite Collection: Heinz Förch Photo: Michael Förch Analyzed by Dr. Gröbner, Clausthal-Zellerfeld

© Michael Förch 2016

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Former "Schapbachite", discredited. The new Schapbachite now comes from Silberbrünnle Mine as TL, which is not in the Schapbach valley, but in the Haigerach valley. Picture width 3 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 12/2006

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Matildite crystal aggregate with an interesting surface structure. Picture width 3 mm. Collection and Photograph Richard Bayerl.

© Richard Bayerl - RBmineral - 2007

Matildite, Chalcopyrite, Pyrrhotite

Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria

silver-grey matildite xls in chalkopyrite and minor pyrrhotite (upper left side of the pic) In Coll. M. Slama (ex Coll. Gerald Gesselbauer) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 28 Images using Zerene Stacker (Dmap)

© Martin Slama

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Dark grey metallic twinned hexagonal matildite crystals grown on chalcopyrite. Collection: Heinz Förch Photo: Michael Förch

© Michael Förch 2016

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Picture width 3 mm. Collection and foto Stephan Wolfsried

© Stephan Wolfsried 8/2007

Matildite, Chalcopyrite

Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria

Very typical paragenesis of matildite - always together with chalcopyrite; SEM-EDS analysed; Chris Auer photo and collection, self collected in 1988

© AC

Matildite, Native Bismuth, Galena

Langsee, Fresch alp, Silbertal, Bludenz District, Vorarlberg, Austria

Matildite (dark grey) surrounding bismuth (bright grey) included in galena (grey). SEM photo. This photo was originally published in: Kolitsch, U. (2015): 1926) Akanthit, Albit, Allanit-(Ce), Anglesit, Bismuthinit, Chamosit, Cobaltit, Corkit, Fluorapatit, Galenit, Guanajuatit, Hessit, Hidalgoit, Kalifeldspat, Klinochlor, Matildit, ...

© Uwe Kolitsch

Matildite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

Matildite crystals, Pyrite on Quartz Helicon Focus stack. sw. Collection and photo A. Zordan.

© Antonio Zordan

Matildite, Galena, Arsenopyrite, Chalcopyrite

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Anhedral aggregate of matildite (crème tint) closely intergrown with galena (light blue-grey), in association with arsenopyrite (white), in quartz matrix (almost black). The internal structure shows a finely entangled latticework of flame-like lamellae in a pseudo-isometric configuration. Reflected plane polarized light digital image in air. ...

© Günter Grundmann, Detmold

Matildite, Galena, Chalcopyrite, Arsenopyrite, Quartz

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Anhedral aggregate of matildite (crème tint) closely intergrown with galena (pale blue-grey) in association with chalcopyrite (yellow) and arsenopyrite (white), in quartz matrix. The internal structure shows a finely entangled latticework of flame-like lamellae in a pseudo-isometric configuration. Reflected plane polarized light digital image in ...

© Günter Grundmann, Detmold

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Matildite has two different habits at clara mine: First silvery isometric and striated aggregates, second bizzare crystals as pseudomorph after the meanwhile discredited schapbachite. Schapbachite lateron was once again given as ...

© Stephan Wolfsried 4/2018

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Picture width 3 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 12/2006

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

matildite with chalcopyrite, fov under 1mm

© Joy Desor

Matildite, Chalcopyrite, Rhabdophane-(Ce)

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Between the metallic matildite crystal on the left and the aggregate with small crystals of rhabdophane-(Ce) on the right are located small yellow metallic chalcopyrite crystals. Collection: Heinz Förch Photo: Michael Förch Analyzed by Dr. Gröbner, Clausthal-Zellerfeld

© Michael Förch 2016

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Matildite has two different habits at clara mine: First silvery isometric and striated aggregates, second bizzare crystals as pseudomorph after the meanwhile discredited schapbachite. Schapbachite lateron was once again given as ...

© Stephan Wolfsried 4/2018

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Matildite has two different habits at clara mine: First silvery isometric and striated aggregates, second bizzare crystals as pseudomorph after the meanwhile discredited schapbachite. Schapbachite lateron was once again given as ...

© Stephan Wolfsried 4/2018

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Iron-black flattened tabular matildite crystals cluster on chalcopyrite. Sony Alpha 7R IV A /Mitutoyo Plan Apo X 20 / Achromatic doublet retro/"Stone Master Stack Unit" linear-actor & Control/ Aperture. Photo & Collection Christophe Boutry/ January 2024.

© Christophe Boutry

Matildite, Arsenopyrite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

On Barite matrix. Image is 2,5mm wide.

© 2003 Dominik Schläfli. All rights reserved.

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

matildite with chalcopyrite, fov 2.3mm

© Joy Desor

Schapbachite, Quartz

Silberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Blackish grey grains of schapbachite in chert-like quartz. This is a part of analyzed material, referred to as "cuboschapbachite" in the original publication by Walenta (2004). From the type locality, which is a quartz vein 150 m north of the actual mine dump. Field of view 5 mm.

© Sebastian Möller 01.2010

Matildite

Herrensegen Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Picture width 2,5mm. Photographer and collection O. Dziallas.

© O. Dziallas 2005

Matildite, Galena

Alt-Herrensegen Mine, Seebach, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Schapbachite, which from this, the namesake locality of the mineral, is actually a mixture of galena and matildite. True schapbachite has not been found here, but elsewhere in the Black Forest region. Masses of schapbachite in calcite. S151-27 0.5 cm field of view. Excalibur Mineral Company specimen.

© 2008, JGW

Matildite, Arsenopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Picture width 2 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 12/2006

Matildite

Katharina Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

SEM micrograph of skeletal matildite crystal aggregate (analysed by EDS). FOV approx. 0.5 mm. Collection and photograph J. Gröbner.

© JoachimGroebner

Matildite

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Picture width 3 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 7/2009

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Metallic Matildite with golden Chalkopyrite Field of view: 1.0mm Collection and photo: Marko Burkhardt Specimen was collected in 2002

© Marko Burkhardt

Matildite

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Picture width 4 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 7/2009

Schapbachite

Silberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Dark gray, metallic grains of Schapbachite in Quartz. Original label states this is a fragment of the type specimen. Former Ralph E. Merrill collection. Rolf Luetcke specimen and photo.

Matildite, Galena, Native Bismuth

Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada

Matildite in galena as a thin crust on native bismuth cleavage surfaces.

© Maggie Wilson

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

FOV 2 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 1/2010

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Picture width 2 mm. Collection and foto Stephan Wolfsried

© Stephan Wolfsried 8/2007

Matildite, Pyrite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

4.6 x 3.6 x 2.9 cm A very rarely seen specimen of Matildite from this classic locality at the base of Sullivan Mountain in Colorado. My mom and dad personally collected this specimen on September 26, 1979. It features thin matte-grey crystals of this rare Silver Bismuth sulfide in a vug of crystallized Quartz in between golden Pyrite matrix. ...

© Brian Kosnar - Mineral Classics

Matildite, Chalcopyrite, Pyrrhotite, Native Gold

Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria

Very rich specimen of grey matildite (and several other minerals of the lillianite homologous group but normally gustavite free!) with golden chalcopyrite and dark brown pyrrhotite; Chris Auer photo made through glass; private collection

© AC

Matildite, Pyrite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

2.8 x 2.2 x 1.5 cm A very rarely seen specimen of gray-black to matte-gray Matildite bladed crystals (see left edge of specimen) on Pyrite and Quartz matrix from the base of Sullivan Mountain in Colorado. My mom and dad personally collected this specimen on September 26, 1979. Ex. Richard and Tresa Kosnar Collection.

© Brian Kosnar - Mineral Classics

Matildite, Galena, Gersdorffite, Quartz

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Matildite as medium-grey inclusions in galena (pale grey), intergrown with gersdorffite (dark grey, cuboctahedral grains), all in a matrix of quartz (black). Compare also http://www.mindat.org/photo-372191.html (area of the same polished sample). Sample of material containing fine-grained gersdorffite, collected by Richard Bayerl in the ...

© Franz Brandstätter & Uwe Kolitsch

Matildite, Pyrite, Quartz

Lake City Mining District, Hinsdale County, Colorado, USA

1.7 x 1.3 x 0.9 cm A very rarely seen specimen of matildite from Lake City, Colorado. It features very small, thin, platy, almost "needle"-like matte-grey crystals of this rare silver bismuth sulfide on pyrite and quartz matrix. From the collection of Allen Heyl, a former Colorado geologist, friend of Kosnar family, and the namesake for the ...

© Brian Kosnar - Mineral Classics

Matildite, Rhabdophane-(Ce)

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

A dark grey metallic matildite crystal showing luminous colors together with little pale yellow hexagonal rhabdophane-(Ce) crystals Collection: Heinz Förch Photo: Michael Förch Analyzed by Dr. Gröbner, Clausthal-Zellerfeld

© Michael Förch 2016

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Matildite crystals together with small white needles of rhabdophane both grown on fluorite Collection: Heinz Förch Photo: Michael Förch

© Michael Förch 2016

Matildite, Pyrite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

2.8 x 2.2 x 1.5 cm A very rarely seen specimen of Matildite from this classic locality at the base of Sullivan Mountain in Colorado. My mom and dad personally collected this specimen on September 26, 1979. It features thin matte-grey crystals of this rare Silver Bismuth sulfide on Pyrite and Quartz matrix. Ex. Richard and Tresa Kosnar ...

© Brian Kosnar - Mineral Classics

Matildite, Pyrrhotite, Chalcopyrite, Native Bismuth

Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria

Matildite: Grey coloured with other rare sulphosalts included Pyrrhotite: bottom Chalcopyrite: golden yellow, mainly right side Native Bismuth: pale copper coloured dots especially within matildite (upper part) All EDS analysed; Chris Auer photo and collection

© AC

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

FOV 2 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 1/2010

Matildite, Pyrite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

4.6 x 3.6 x 2.9 cm A very rarely seen specimen of Matildite from this classic locality at the base of Sullivan Mountain in Colorado. My mom and dad personally collected this specimen on September 26, 1979. It features thin matte-grey crystals of this rare Silver Bismuth sulfide in a vug of crystallized Quartz in between golden Pyrite matrix. ...

© Brian Kosnar - Mineral Classics

Matildite, Pyrite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

4.6 x 3.6 x 2.9 cm A very rarely seen specimen of Matildite from this classic locality at the base of Sullivan Mountain in Colorado. My mom and dad personally collected this specimen on September 26, 1979. It features thin matte-grey crystals of this rare Silver Bismuth sulfide in a vug of crystallized Quartz in between golden Pyrite matrix. ...

© Brian Kosnar - Mineral Classics

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

FOV 2 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 1/2010

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

FOV 2 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 1/2010

Matildite, Pyrite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

2.8 x 2.2 x 1.5 cm A very rarely seen specimen of Matildite from this classic locality at the base of Sullivan Mountain in Colorado. My mom and dad personally collected this specimen on September 26, 1979. It features thin matte-grey crystals of this rare Silver Bismuth sulfide on Pyrite and Quartz matrix. Ex. Richard and Tresa Kosnar ...

© Brian Kosnar - Mineral Classics

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Matildite on chalcopyrite. Brent Thorne specimen and photograph.

© Brent Thorne 2014

Schapbachite

Silberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Black schapbachite on quartz. Acquired from MinTreasure. Brent Thorne specimen and photograph.

© Brent Thorne 2020

Matildite

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Black isometric matildite crystals with a minor yellow secondary bismuth mineral, not closer identified. Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Collection and photo: Stephan Wolfsried

© Stephan Wolfsried 11/2018

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Matildite has two different habits at clara mine: First silvery isometric and striated aggregates, second bizzare crystals as pseudomorph after the meanwhile discredited schapbachite. Schapbachite lateron was once again given as ...

© Stephan Wolfsried 4/2018

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Dark grey metallic matildite crystals on chalcopyrite Collection: Heinz Förch Photo: Michael Förch

© Michael Förch 2016

Matildite, Arsenopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Matildite has two different habits at clara mine: First silvery isometric and striated aggregates, second bizzare crystals as pseudomorph after the meanwhile discredited schapbachite. Schapbachite lateron was once again given as ...

© Stephan Wolfsried 4/2018

Matildite, Chalcopyrite, Pyrrhotite

Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria

Matildite: Grey coloured with other rare sulphosalts included Pyrrhotite: brown coloured (right side) Chalcopyrite: golden yellow matrix All EDS analysed; Chris Auer photo and collection

© AC

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Iron-black flattened tabular matildite crystals cluster on chalcopyrite. Olympus OM DE M5 Mark II.Mitutoyo Plan Apo X 5 /Achromatic doublet retro/ Aperture. Photo & Collection: Christophe Boutry.

© Christophe Boutry

Matildite, Galena, Chalcopyrite, Arsenopyrite, Quartz

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Anhedral aggregate of matildite closely intergrown with galena in association with chalcopyrite, and arsenopyrite in quartz matrix (dispersed light internal reflections). The internal structure shows a finely entangled latticework of flame-like lamellae in a pseudo-isometric configuration. Reflected light digital image in air with crossed polars. ...

© Günter Grundmann, Detmold

Matildite, Chalcopyrite

Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria

Very typical paragenesis of matildite - always together with chalcopyrite; SEM-EDS analysed; Chris Auer photo and collection, self collected in 1988

© AC

Matildite, Arsenopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Stacked from 109 images.

© Gianandrea Ghirri

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Matildite has two different habits at clara mine: First silvery isometric and striated aggregates, second bizzare crystals as pseudomorph after the meanwhile discredited schapbachite. Schapbachite lateron was once again given as ...

© Stephan Wolfsried 4/2018

Matildite, Galena, Arsenopyrite

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Anhedral aggregate of matildite closely intergrown with galena in association with arsenopyrite in quartz matrix (dispersed light internal reflections). The internal structure shows a finely entangled latticework of flame-like lamellae in a pseudo-isometric configuration. Reflected light digital image in air with crossed polars. Width of image 0.5 ...

© Günter Grundmann, Detmold

Matildite, Chalcopyrite, Galena, Tennantite-(Fe)

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Grid-like Matildite with intergrown octahedral Galena on Chalcopyrite covered with small Tennantite - Tetrahedrite crystals from the Clara Mine, Oberwolfach, Germany (SEM image, JEOL JSM-6460, 15kV, BSE detector). All mineral species identified by SEM/EDS (Bruker Xflash 6, 30kV); the insert reproduces an EDS-spectrum of Matildite.

Matildite, Gustavite, Benjaminite, Native Bismuth, Quartz

Kobaltová vein, Medzev, Košice-okolie District, Košice Region, Slovakia

Intergrowths of matildite (dark grey) with gustavite (light grey) with tiny inclusions of benjaminite (very dark grey) and native bismuth (white) all enclosed in quartz matrix (black). Sulphosalts were confirmed by EMPA-WDS. Self collected. BSE picture by Martin Števko.

© Martin Števko

Matildite, Galena, Arsenopyrite, Quartz

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Anhedral aggregate of matildite (crème tint) closely intergrown with galena (pale blue-grey) in association with arsenopyrite (white) and quartz (dark-grey). The internal structure shows a finely entangled latticework of flame-like lamellae in a pseudo-isometric configuration. Reflected plane polarized light digital image in air. Width of image ...

© Günter Grundmann, Detmold

Matildite, Galena, Chalcopyrite, Arsenopyrite, Quartz

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Anhedral aggregate of matildite closely intergrown with galena in association with chalcopyrite, arsenopyrite and quartz (dispersed light internal reflections). The internal structure shows a finely entangled latticework of flame-like lamellae in a pseudo-isometric configuration. Reflected light digital image in air with crossed polars. Width of ...

© Günter Grundmann, Detmold

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Collection: Heinz Förch Photo: Michael Förch Originally analyzed by Prof. Walenta (Stuttgart) as "schapbachite"

© Michael Förch 2018

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Metallic twinned matildite with golden chalcopyrite. Collection and photo of Gianfranco Ciccolini. Nikon D610, bellows, Schneider Kreuznach 28mm; f: 4. Focal using 5.6

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Metallic twin aggregate of matildite (left) with golden chalcopyrite. Field of view: 1.0mm Collection and photo: Marko Burkhardt Specimen was collected in 2006

© Marko Burkhardt

Matildite, Quartz, Pyrite

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

Matildite (XRD) acicular grey crystals to 3mm. singly and in bundles on quartz crystals in vugs with granular pyrite. (see video) Ex. Richard Kosnar, #357, 1974 Doug Scott Collection *Pyrite was not listed at this locality so I added it

© JR Montgomery

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Picture width 4 mm. Collection and foto Stephan Wolfsried

© Stephan Wolfsried 8/2007

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Collection: Heinz Förch Photo: Michael Förch

© Michael Förch

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Picture width 2 mm. Collection and foto Stephan Wolfsried

© Stephan Wolfsried 8/2007

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Collection: H. Hettrich Photo: Edgar Müller

© Edgar Müller

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

A yellow metallic contact twin of chalkopyrite together with dark gray elongated crystals of matildite Collection: Heinz Förch Photo: Michael Förch

© Michael Förch 2016

Matildite, Rhabdophane-(Ce), Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

A dark grey metallic matildite crystal together with white acicular rhabdophane-(Ce) crystals and yellow metallic chalcopyrite Collection: Heinz Förch Photo: Michael Förch Analyzed by Dr. Gröbner, Clausthal-Zellerfeld

© Michael Förch 2016

Matildite

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Black isometric matildite crystals with a minor yellow secondary bismuth mineral, not closer identified. Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Collection and photo: Stephan Wolfsried

© Stephan Wolfsried 11/2018

Matildite, Rhabdophane-(Ce), Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

A wonderful composition between a dark grey metallic matildite crystal, yellow twinned metallic chalcopyrite crystals and a white globular rhabdophane-(Ce). Collection: Heinz Förch Photo: Michael Förch Analyzed by Dr. Gröbner, Clausthal-Zellerfeld

© Michael Förch 2016

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Former "Schapbachite", discredited. The new Schapbachite now comes from Silberbrünnle Mine as TL, which is not in the Schapbach valley, but in the Haigerach valley. Picture width 3 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 12/2006

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Matildite crystal aggregate with an interesting surface structure. Picture width 3 mm. Collection and Photograph Richard Bayerl.

© Richard Bayerl - RBmineral - 2007

Matildite, Chalcopyrite, Pyrrhotite

Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria

silver-grey matildite xls in chalkopyrite and minor pyrrhotite (upper left side of the pic) In Coll. M. Slama (ex Coll. Gerald Gesselbauer) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 28 Images using Zerene Stacker (Dmap)

© Martin Slama

Matildite, Chalcopyrite

Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria

Very typical paragenesis of matildite - always together with chalcopyrite; SEM-EDS analysed; Chris Auer photo and collection, self collected in 1988

© AC

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Dark grey metallic twinned hexagonal matildite crystals grown on chalcopyrite. Collection: Heinz Förch Photo: Michael Förch

© Michael Förch 2016

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Picture width 3 mm. Collection and foto Stephan Wolfsried

© Stephan Wolfsried 8/2007

Matildite, Native Bismuth, Galena

Langsee, Fresch alp, Silbertal, Bludenz District, Vorarlberg, Austria

Matildite (dark grey) surrounding bismuth (bright grey) included in galena (grey). SEM photo. This photo was originally published in: Kolitsch, U. (2015): 1926) Akanthit, Albit, Allanit-(Ce), Anglesit, Bismuthinit, Chamosit, Cobaltit, Corkit, Fluorapatit, Galenit, Guanajuatit, Hessit, Hidalgoit, Kalifeldspat, Klinochlor, Matildit, ...

© Uwe Kolitsch

Matildite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

Matildite crystals, Pyrite on Quartz Helicon Focus stack. sw. Collection and photo A. Zordan.

© Antonio Zordan

Matildite, Galena, Arsenopyrite, Chalcopyrite

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Anhedral aggregate of matildite (crème tint) closely intergrown with galena (light blue-grey), in association with arsenopyrite (white), in quartz matrix (almost black). The internal structure shows a finely entangled latticework of flame-like lamellae in a pseudo-isometric configuration. Reflected plane polarized light digital image in air. ...

© Günter Grundmann, Detmold

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Picture width 3 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 12/2006

Matildite, Galena, Chalcopyrite, Arsenopyrite, Quartz

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Anhedral aggregate of matildite (crème tint) closely intergrown with galena (pale blue-grey) in association with chalcopyrite (yellow) and arsenopyrite (white), in quartz matrix. The internal structure shows a finely entangled latticework of flame-like lamellae in a pseudo-isometric configuration. Reflected plane polarized light digital image in ...

© Günter Grundmann, Detmold

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Matildite has two different habits at clara mine: First silvery isometric and striated aggregates, second bizzare crystals as pseudomorph after the meanwhile discredited schapbachite. Schapbachite lateron was once again given as ...

© Stephan Wolfsried 4/2018

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

matildite with chalcopyrite, fov under 1mm

© Joy Desor

Matildite, Chalcopyrite, Rhabdophane-(Ce)

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Between the metallic matildite crystal on the left and the aggregate with small crystals of rhabdophane-(Ce) on the right are located small yellow metallic chalcopyrite crystals. Collection: Heinz Förch Photo: Michael Förch Analyzed by Dr. Gröbner, Clausthal-Zellerfeld

© Michael Förch 2016

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Matildite has two different habits at clara mine: First silvery isometric and striated aggregates, second bizzare crystals as pseudomorph after the meanwhile discredited schapbachite. Schapbachite lateron was once again given as ...

© Stephan Wolfsried 4/2018

Matildite, Arsenopyrite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

On Barite matrix. Image is 2,5mm wide.

© 2003 Dominik Schläfli. All rights reserved.

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Matildite has two different habits at clara mine: First silvery isometric and striated aggregates, second bizzare crystals as pseudomorph after the meanwhile discredited schapbachite. Schapbachite lateron was once again given as ...

© Stephan Wolfsried 4/2018

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Iron-black flattened tabular matildite crystals cluster on chalcopyrite. Sony Alpha 7R IV A /Mitutoyo Plan Apo X 20 / Achromatic doublet retro/"Stone Master Stack Unit" linear-actor & Control/ Aperture. Photo & Collection Christophe Boutry/ January 2024.

© Christophe Boutry

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

matildite with chalcopyrite, fov 2.3mm

© Joy Desor

Schapbachite, Quartz

Silberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Blackish grey grains of schapbachite in chert-like quartz. This is a part of analyzed material, referred to as "cuboschapbachite" in the original publication by Walenta (2004). From the type locality, which is a quartz vein 150 m north of the actual mine dump. Field of view 5 mm.

© Sebastian Möller 01.2010

Matildite

Herrensegen Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Picture width 2,5mm. Photographer and collection O. Dziallas.

© O. Dziallas 2005

Matildite

Katharina Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

SEM micrograph of skeletal matildite crystal aggregate (analysed by EDS). FOV approx. 0.5 mm. Collection and photograph J. Gröbner.

© JoachimGroebner

Matildite, Galena

Alt-Herrensegen Mine, Seebach, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Schapbachite, which from this, the namesake locality of the mineral, is actually a mixture of galena and matildite. True schapbachite has not been found here, but elsewhere in the Black Forest region. Masses of schapbachite in calcite. S151-27 0.5 cm field of view. Excalibur Mineral Company specimen.

© 2008, JGW

Matildite, Arsenopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Picture width 2 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 12/2006

Matildite

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Picture width 3 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 7/2009

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Metallic Matildite with golden Chalkopyrite Field of view: 1.0mm Collection and photo: Marko Burkhardt Specimen was collected in 2002

© Marko Burkhardt

Matildite

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Picture width 4 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 7/2009

Matildite, Galena, Native Bismuth

Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada

Matildite in galena as a thin crust on native bismuth cleavage surfaces.

© Maggie Wilson

Schapbachite

Silberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Dark gray, metallic grains of Schapbachite in Quartz. Original label states this is a fragment of the type specimen. Former Ralph E. Merrill collection. Rolf Luetcke specimen and photo.

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

FOV 2 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 1/2010

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Picture width 2 mm. Collection and foto Stephan Wolfsried

© Stephan Wolfsried 8/2007

Matildite, Pyrite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

4.6 x 3.6 x 2.9 cm A very rarely seen specimen of Matildite from this classic locality at the base of Sullivan Mountain in Colorado. My mom and dad personally collected this specimen on September 26, 1979. It features thin matte-grey crystals of this rare Silver Bismuth sulfide in a vug of crystallized Quartz in between golden Pyrite matrix. ...

© Brian Kosnar - Mineral Classics

Matildite, Chalcopyrite, Pyrrhotite, Native Gold

Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria

Very rich specimen of grey matildite (and several other minerals of the lillianite homologous group but normally gustavite free!) with golden chalcopyrite and dark brown pyrrhotite; Chris Auer photo made through glass; private collection

© AC

Matildite, Pyrite, Quartz

Lake City Mining District, Hinsdale County, Colorado, USA

1.7 x 1.3 x 0.9 cm A very rarely seen specimen of matildite from Lake City, Colorado. It features very small, thin, platy, almost "needle"-like matte-grey crystals of this rare silver bismuth sulfide on pyrite and quartz matrix. From the collection of Allen Heyl, a former Colorado geologist, friend of Kosnar family, and the namesake for the ...

© Brian Kosnar - Mineral Classics

Matildite, Pyrite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

2.8 x 2.2 x 1.5 cm A very rarely seen specimen of gray-black to matte-gray Matildite bladed crystals (see left edge of specimen) on Pyrite and Quartz matrix from the base of Sullivan Mountain in Colorado. My mom and dad personally collected this specimen on September 26, 1979. Ex. Richard and Tresa Kosnar Collection.

© Brian Kosnar - Mineral Classics

Matildite, Galena, Gersdorffite, Quartz

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Matildite as medium-grey inclusions in galena (pale grey), intergrown with gersdorffite (dark grey, cuboctahedral grains), all in a matrix of quartz (black). Compare also http://www.mindat.org/photo-372191.html (area of the same polished sample). Sample of material containing fine-grained gersdorffite, collected by Richard Bayerl in the ...

© Franz Brandstätter & Uwe Kolitsch

Matildite, Rhabdophane-(Ce)

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

A dark grey metallic matildite crystal showing luminous colors together with little pale yellow hexagonal rhabdophane-(Ce) crystals Collection: Heinz Förch Photo: Michael Förch Analyzed by Dr. Gröbner, Clausthal-Zellerfeld

© Michael Förch 2016

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Matildite crystals together with small white needles of rhabdophane both grown on fluorite Collection: Heinz Förch Photo: Michael Förch

© Michael Förch 2016

Matildite, Pyrite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

2.8 x 2.2 x 1.5 cm A very rarely seen specimen of Matildite from this classic locality at the base of Sullivan Mountain in Colorado. My mom and dad personally collected this specimen on September 26, 1979. It features thin matte-grey crystals of this rare Silver Bismuth sulfide on Pyrite and Quartz matrix. Ex. Richard and Tresa Kosnar ...

© Brian Kosnar - Mineral Classics

Matildite, Pyrite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

4.6 x 3.6 x 2.9 cm A very rarely seen specimen of Matildite from this classic locality at the base of Sullivan Mountain in Colorado. My mom and dad personally collected this specimen on September 26, 1979. It features thin matte-grey crystals of this rare Silver Bismuth sulfide in a vug of crystallized Quartz in between golden Pyrite matrix. ...

© Brian Kosnar - Mineral Classics

Matildite, Pyrrhotite, Chalcopyrite, Native Bismuth

Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria

Matildite: Grey coloured with other rare sulphosalts included Pyrrhotite: bottom Chalcopyrite: golden yellow, mainly right side Native Bismuth: pale copper coloured dots especially within matildite (upper part) All EDS analysed; Chris Auer photo and collection

© AC

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

FOV 2 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 1/2010

Matildite, Pyrite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

4.6 x 3.6 x 2.9 cm A very rarely seen specimen of Matildite from this classic locality at the base of Sullivan Mountain in Colorado. My mom and dad personally collected this specimen on September 26, 1979. It features thin matte-grey crystals of this rare Silver Bismuth sulfide in a vug of crystallized Quartz in between golden Pyrite matrix. ...

© Brian Kosnar - Mineral Classics

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

FOV 2 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 1/2010

Matildite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

FOV 2 mm. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 1/2010

Schapbachite

Silberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Black schapbachite on quartz. Acquired from MinTreasure. Brent Thorne specimen and photograph.

© Brent Thorne 2020

Matildite, Pyrite, Quartz

More Cash Lode, Montezuma Mining District, Park County, Colorado, USA

2.8 x 2.2 x 1.5 cm A very rarely seen specimen of Matildite from this classic locality at the base of Sullivan Mountain in Colorado. My mom and dad personally collected this specimen on September 26, 1979. It features thin matte-grey crystals of this rare Silver Bismuth sulfide on Pyrite and Quartz matrix. Ex. Richard and Tresa Kosnar ...

© Brian Kosnar - Mineral Classics

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Matildite on chalcopyrite. Brent Thorne specimen and photograph.

© Brent Thorne 2014

Matildite

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Black isometric matildite crystals with a minor yellow secondary bismuth mineral, not closer identified. Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Collection and photo: Stephan Wolfsried

© Stephan Wolfsried 11/2018

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Matildite has two different habits at clara mine: First silvery isometric and striated aggregates, second bizzare crystals as pseudomorph after the meanwhile discredited schapbachite. Schapbachite lateron was once again given as ...

© Stephan Wolfsried 4/2018

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Dark grey metallic matildite crystals on chalcopyrite Collection: Heinz Förch Photo: Michael Förch

© Michael Förch 2016

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Iron-black flattened tabular matildite crystals cluster on chalcopyrite. Olympus OM DE M5 Mark II.Mitutoyo Plan Apo X 5 /Achromatic doublet retro/ Aperture. Photo & Collection: Christophe Boutry.

© Christophe Boutry

Matildite, Arsenopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Matildite has two different habits at clara mine: First silvery isometric and striated aggregates, second bizzare crystals as pseudomorph after the meanwhile discredited schapbachite. Schapbachite lateron was once again given as ...

© Stephan Wolfsried 4/2018

Matildite, Chalcopyrite, Pyrrhotite

Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria

Matildite: Grey coloured with other rare sulphosalts included Pyrrhotite: brown coloured (right side) Chalcopyrite: golden yellow matrix All EDS analysed; Chris Auer photo and collection

© AC

Matildite, Galena, Chalcopyrite, Arsenopyrite, Quartz

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Anhedral aggregate of matildite closely intergrown with galena in association with chalcopyrite, and arsenopyrite in quartz matrix (dispersed light internal reflections). The internal structure shows a finely entangled latticework of flame-like lamellae in a pseudo-isometric configuration. Reflected light digital image in air with crossed polars. ...

© Günter Grundmann, Detmold

Matildite, Chalcopyrite

Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria

Very typical paragenesis of matildite - always together with chalcopyrite; SEM-EDS analysed; Chris Auer photo and collection, self collected in 1988

© AC

Matildite, Arsenopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Stacked from 109 images.

© Gianandrea Ghirri

Matildite, Chalcopyrite, Galena, Tennantite-(Fe)

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Grid-like Matildite with intergrown octahedral Galena on Chalcopyrite covered with small Tennantite - Tetrahedrite crystals from the Clara Mine, Oberwolfach, Germany (SEM image, JEOL JSM-6460, 15kV, BSE detector). All mineral species identified by SEM/EDS (Bruker Xflash 6, 30kV); the insert reproduces an EDS-spectrum of Matildite.

Matildite, Chalcopyrite

Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Matildite has two different habits at clara mine: First silvery isometric and striated aggregates, second bizzare crystals as pseudomorph after the meanwhile discredited schapbachite. Schapbachite lateron was once again given as ...

© Stephan Wolfsried 4/2018

Matildite, Galena, Arsenopyrite

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Anhedral aggregate of matildite closely intergrown with galena in association with arsenopyrite in quartz matrix (dispersed light internal reflections). The internal structure shows a finely entangled latticework of flame-like lamellae in a pseudo-isometric configuration. Reflected light digital image in air with crossed polars. Width of image 0.5 ...

© Günter Grundmann, Detmold

Matildite, Gustavite, Benjaminite, Native Bismuth, Quartz

Kobaltová vein, Medzev, Košice-okolie District, Košice Region, Slovakia

Intergrowths of matildite (dark grey) with gustavite (light grey) with tiny inclusions of benjaminite (very dark grey) and native bismuth (white) all enclosed in quartz matrix (black). Sulphosalts were confirmed by EMPA-WDS. Self collected. BSE picture by Martin Števko.

© Martin Števko

Matildite, Galena, Arsenopyrite, Quartz

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Anhedral aggregate of matildite (crème tint) closely intergrown with galena (pale blue-grey) in association with arsenopyrite (white) and quartz (dark-grey). The internal structure shows a finely entangled latticework of flame-like lamellae in a pseudo-isometric configuration. Reflected plane polarized light digital image in air. Width of image ...

© Günter Grundmann, Detmold

Matildite, Galena, Chalcopyrite, Arsenopyrite, Quartz

Friedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany

Anhedral aggregate of matildite closely intergrown with galena in association with chalcopyrite, arsenopyrite and quartz (dispersed light internal reflections). The internal structure shows a finely entangled latticework of flame-like lamellae in a pseudo-isometric configuration. Reflected light digital image in air with crossed polars. Width of ...

© Günter Grundmann, Detmold