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Mischa Crumbach's Photo Gallery

T6V-E88Anatase TiO2 , Clinochlore Mg5Al(AlSi3O10)(OH)8

07945810014960922882942.jpg
Blau lake, Saflisch Valley, Grengiols, Östlich Raron, Valais, Switzerland

Field of View: 5.2 mm

It is so easy to be fooled by distorted crystals: this flattened anatase crystal looks a bit like a brookite, just because the c axis is not aligned in vertical direction when looking at it this way, but is oriented horizontally.

I collected the piece August 23rd 2004.

Picture taken with Zeiss V20 (Achromat 1.5x objective), Sony alpha7 mounted on LMscope achromatic adapter, Helicon Pro.
Copyright: © Mischa Crumbach/designbyearth.com      Photo ID: 793010     Uploaded by: Mischa Crumbach   View Count: 139   Approval status: Public galleries    Type: Photo - 1024 x 769 pixels (0.8 Mpix)

WRM-T2XCerussite PbCO3 , Covellite CuS

09504670014960922882814.jpg
Chriegalp valley, Binn, Goms, Valais, Switzerland

Field of View: 1.1 mm

From the Cu-Fe-Mo-Pb-Zn mineralization described in:
VAN DER BURGT A., CUCHET S., DE WIT F. (2015): Eine klassische aber für das Binntal aussergewöhnliche Mineralisation. Schweizer Strahler 2015, Nr. 3, pages 2-14.

Collection Stephane Cuchet.

Picture taken with Zeiss V20 (Achromat 1.5x objective), Sony alpha7 mounted on LMscope achromatic adapter, Helicon Pro.

Mindat.org Photo of the Day - 30th Mar 2017
Copyright: © Mischa Crumbach/designbyearth.com      Photo ID: 793005     Uploaded by: Mischa Crumbach   View Count: 587   Approval status: Public galleries    Type: Photo - 1024 x 768 pixels (0.8 Mpix)

A0D-HLYSynchysite-(Ce) CaCe(CO3)2F

02777580014946253847484.jpg
Gneiss quarries, Chiggiogna, Faido, Leventina, Ticino, Switzerland

Field of View: 5.1 mm

Picture taken with Zeiss V20, Achromat 1.5, Nikon D5000, Helicon Pro

Mindat.org Photo of the Day - 19th Apr 2017
Copyright: © Mischa Crumbach/designbyearth.com      Photo ID: 793000     Uploaded by: Mischa Crumbach   View Count: 847   Approval status: Public galleries    Type: Photo - 1024 x 680 pixels (0.7 Mpix)

KMA-VAQPrehnite Ca2Al2Si3O10(OH)2 , Epidote {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)

01775510014946717897642.jpg
Gneiss quarries, Arvigo, Calanca, Calanca Valley, Moesa Region, Grisons, Switzerland

Field of View: 4.3 mm

Picture taken with Zeiss V20 (Achromat 1.5x objective), Sony alpha7 mounted on LMscope achromatic adapter, Helicon Pro.
Copyright: © Mischa Crumbach/designbyearth.com      Photo ID: 792999     Uploaded by: Mischa Crumbach   View Count: 186   Approval status: Public galleries    Type: Photo - 1024 x 680 pixels (0.7 Mpix)

4X7-JQVRutile TiO2

02533800014946599974559.jpg
Wanni glacier - Scherbadung area, Binn, Goms, Valais, Switzerland

Field of View: 6.5 mm

Typical pseudomorphosis of Niobium containing sagenitic rutile after hematite or ilmenite (most likely).
I collected the piece August 22, 2005.
Picture taken with Zeiss V20 (Achromat 1.5x objective), Sony alpha7 mounted on LMscope achromatic adapter, Helicon Pro.


Mindat.org Photo of the Day - 2nd Feb 2017
Copyright: © Mischa Crumbach/designbyearth.com      Photo ID: 792997     Uploaded by: Mischa Crumbach   View Count: 903   Approval status: Public galleries    Type: Photo - 1024 x 683 pixels (0.7 Mpix)

P74-85EEulytine Bi4(SiO4)3 , Namibite Cu(BiO)2(VO4)(OH) , Chrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O

00494270014947359502116.jpg
Hechtsberg quarry, Hausach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany

Field of View: 4.7 mm

Stefan Weiss collection.
Picture taken with Zeiss V20 (Achromat 1.5x objective), Sony alpha7 mounted on LMscope achromatic adapter, Helicon Pro.
Copyright: © Mischa Crumbach/designbyearth.com      Photo ID: 792995     Uploaded by: Mischa Crumbach   View Count: 123   Approval status: Public galleries    Type: Photo - 1024 x 682 pixels (0.7 Mpix)

8H0-XKJDufrénoysite Pb2As2S5

03458020014947031669399.jpg
Lengenbach Quarry, Fäld, Binn, Goms, Valais, Switzerland

Field of View: 2.6 mm

Michael Pöllendorfer collection.
Picture taken with Zeiss V20 (Achromat 1.5x objective), Sony alpha7 mounted on LMscope achromatic adapter, Helicon Pro.


Mindat.org Photo of the Day - 29th Mar 2017
Copyright: © Mischa Crumbach/designbyearth.com      Photo ID: 792993     Uploaded by: Mischa Crumbach   View Count: 720   Approval status: Public galleries    Type: Photo - 1024 x 684 pixels (0.7 Mpix)

TRW-M03Proustite Ag3AsS3 , Smithite AgAsS2

03151590014947359501035.jpg
Lengenbach Quarry, Fäld, Binn, Goms, Valais, Switzerland

Field of View: 1.7 mm

Ball of trigonal proustite crystals sitting in a nest of smithite needles.
I collected the specimen August 28th 1992.
Picture taken with Zeiss V20 (Achromat 1.5x objective), Sony alpha7 mounted on LMscope achromatic adapter, Helicon Pro.
Copyright: © Mischa Crumbach/designbyearth.com      Photo ID: 792991     Uploaded by: Mischa Crumbach   View Count: 150   Approval status: Public galleries    Type: Photo - 1024 x 683 pixels (0.7 Mpix)

D2T-AE7Anatase TiO2

04461550014947359506042.jpg
Blau lake, Saflisch Valley, Grengiols, Östlich Raron, Valais, Switzerland

Field of View: 4.0 mm

From the Rothorn area south-east of Blausee.
Stephane Cuchet collection.
Picture taken with Zeiss V20 (Achromat 1.5x objective), Sony alpha7 mounted on LMscope achromatic adapter, Helicon Pro.
Copyright: © Mischa Crumbach/designbyearth.com      Photo ID: 792989     Uploaded by: Mischa Crumbach   View Count: 168   Approval status: Public galleries    Type: Photo - 1024 x 683 pixels (0.7 Mpix)

XCP-0TRAndradite (Var: Demantoid) Ca3Fe3+2(SiO4)3

04499390014946412887196.jpg
Rothorn, Geisspfad area, Binn, Goms, Valais, Switzerland

Field of View: 13 mm

Completely distorted demantoid crystal, most likely due to growth inhibition in a narrow fissure. I collected the piece on 17 September 2012.

Picture taken with Zeiss V20 (Achromat 1.5x objective), Sony alpha7 mounted on LMscope achromatic adapter, Helicon Pro.


Mindat.org Photo of the Day - 21st Jan 2017
Copyright: © Mischa Crumbach/designbyearth.com      Photo ID: 792987     Uploaded by: Mischa Crumbach   View Count: 660   Approval status: Public galleries    Type: Photo - 1024 x 683 pixels (0.7 Mpix)
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