Gabbs, Gabbs Mining District, Nye County, Nevada, USA

Blue botryoidal crust of McGuinnessite. Field of view 6 mm. Specimen and photo Leon Hupperichs.

© Leon Hupperichs

A beautiful dipyramidal azure-blue crystal of Callaghanite measuring 1 mm in length, with others, on white Hydromagnesite. Robert Meyer specimen and photograph.

© 2009 Robert O. Meyer

Field of view: 2.5mm Ex. R. Feigl collection

© Marko Burkhardt

Sony Alpha 7R ii, bellows, Mitutoyo M Plan 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Single blue Callaghanite crystal. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 3/2017

Sony Alpha 7R ii, bellows, Mitutoyo M Plan 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 3/2017

Globular aggregates of dypingite, quite well individualized, hosted on serpentine matrix. NP Collection and photograph.

© Nicu Pascanu

1 mm blue crystal with white hydromagnesite. R.O. Meyer collection and photo.

© Robert O. Meyer

FOV 3.0 mm. Olympus E-5 / tube / Luminar 25mm

© Yaiba Sakaguchi

Sony Nex 7, Luminar 25 mm, stack shot

© Stephan Wolfsried 8/2014

Multiple colorless blades of hydromagnesite. Photographed by and in the collection of Douglas Merson.

© 2019 Douglas Merson

1 mm crystal with white hydromagnesite. R.O. Meyer collection and photo.

© Robert O. Meyer

Width of field is 0.9 mm. Collection of Jesse Crawford. The depth of field has been enhanced using Helicon Focus (26 exposures). Equipment: Nikon D-100 on a homemade microscope.

© 2008 by Jesse Crawford

size 0,4 mm Collector Ezio Curti

© Luigi Mattei

Blue fibrous crystals of nakauriite on a white hydromagnesite matrix. From the 2019 NCMA giveaway table.

© Alex Earl 2019

Light blue mcguinnessite spheres. FoV approx 3mm.

© Rick Turner, 2004

2.0 x 1.0 x 1.0 cm

© Maggie Wilson

Field of view 12 mm. Collection M. Kampf No 90-215.

Bluish-green platy masses of brucite forming a 7.6 x 5.0 x 2.3 cm specimen. Nice for the species. Ex Steve Pullman collection.

© Weinrich Minerals, Inc.

Botryoidal mcguinnessite on matrix. Field of view is 5 mm. Collection and photo: Brian Ahola

© 2007 by Brian Ahola

Blue crystals of callaghanite with hydromagnesite.Image width 3 mm. Photo and collection Giovanni Fraccaro.

© Giovanni Fraccaro

30 x 25 mm specimen of blue callaghanite on martix, type locality. RFC T1590.

© 2007 Michael C. Roarke

Field of view : 1,2 mm - Photo and collection François Périnet

© François Périnet

Blue botryoidal crust of McGuinnessite. Field of view 6 mm. Specimen and photo Leon Hupperichs.

© Leon Hupperichs

Blue Callaghanite with blue-skye Mcguinnessite on White Magnesite Size: 8,5 x 7 cm Collection and photo: Arliguie M

© Arliguie M

FOV 4mm Sharp blue crystals of callaghanite associated with white spheres of hydromagnesite. Ex Otto Reiter specimen. Chuck Adan photo and collection.

RRUFF Project Specimen ID: R050598 Locality: Basic Refractories mine, Gabbs District, Nye County, Nevada, USA Source: Marcus Origlieri Druse of blue pseudo-octahedral crystals

© Rruff Project

A 2.2 by 2.0 cms specimens of small crystals. JSS specimen and photograph.

© 2006 JSS

3.5 x 2.4 x 1.7 cm. Callaghanite is an ULTRA-RARE copper, magnesium carbonate, known from only a few localities worldwide. This SUPER-RICH specimen has bright royal-blue microcrystals on both sides and hails from the Type Locality in Nevada.

© Rob Lavinsky & irocks.com

Collection and photo Stephan Wolfsried

© Stephan Wolfsried 2/2009

Lovely blue crystals of the rare copper carbonate callaghanite, with white hydromagnesite, and possibly brucite, from the type locality. One side has patches of very tiny crystals and on the other side is a patch with bigger crystals (although they are very small as well) I dont think its known for big crystals. Jason Evans collection

© J.J. Evans

White to clear, stacked Brucite crystals, 5mm field of view. Collected by Phil Partington. Rolf Luetcke specimen and photo.

Botryoidal dypingite forming discontinuous layer on matrix. Field of view 15 mm. Collection and photograph Norman King.

© Norman King

callaghanite field of view 3mm photo & collection S.Broetto

Clear, thin bladed Hydromagnesite crystals, 4.5cm by 5.5cm. Collected by Phil Partington. Rolf Luetcke specimen and photo.

Bluish-green platy masses of brucite forming a 7.6 x 5.0 x 2.3 cm specimen. Nice for the species. Ex Steve Pullman collection.

© Weinrich Minerals, Inc.

Vein consisting of both type minerals (deep blue callaghanite with light blue mcguinnesite) in serpentinite matrix. FOV is 5mm.

© 2010 S. Sayamov

Light blue, fibrous crystals of Nakauriite on Serpentine with Magnetite and Chalcopyrite not visible in photo, 7mm field of view. Collected by Phil Partington. Rolf Luetcke specimen and photo.

This miniature has a rich, beautiful crust (3 cm in length) of turquoise blue mcguinnessite. Formerly in the Bill Smith Collection.

© Rob Lavinsky & irocks.com

3.5 x 2.4 x 1.7 cm. Callaghanite is an ULTRA-RARE copper, magnesium carbonate, known from only a few localities worldwide. This SUPER-RICH specimen has bright royal-blue microcrystals on both sides and hails from the Type Locality in Nevada.

© Rob Lavinsky & irocks.com

Layer of Callaghanite on matrix Specimen size is 4.4 x 3.8 x 2.5 cm and the Callaghanite area is 3.8 x 2 cm

47mm x 28mm x 27mm. Rare stuff from the well known location. Photo and Coll. Martin Gruell

© www.mineralienkluft.at

This specimen host a colorful showing of intensely colored, deep royal blue Callaghanite crystals. The Callaghanite is present as small, submillimeter crystals and brightly colored crusts. Specimen size is 6.33cm x 4.72cm x 3.11cm.

© Jasun McAvoy & mineralman.com

Silvery vikingite embedded in matrix. Purchased in 2017.

© Andrew Hodgson

Micro crystals of Callaghanite. FOV is 11mm. Photo and collection of Lee Johnson.

10.5 cm. Vivid blue crystal aggregates, with white hydromagnesite, on matrix, from the collection of David J. Eicher.

© David J. Eicher

Closeup of the vein. FOV is 2mm.

© 2010 S. Sayamov

Deep blue crystalline callaghanite is rich upon a 4.5 x 3.5 x 2.5 cm matrix. From the type locality; quite good for the species. Ex Wolfgang E. Henkel collection.

© Weinrich Minerals, Inc.

Blue spherules of mcguinnessite. Rolf Luetcke specimen and photo.

White dypingite on matrix. The field of view is 4.4 mm. Henry Minot photo & collection.

© Henry Minot

White hydromagnesite balls with blue callaghanite. FOV 5 x 3 mm Collection and photo Roberto Bosi

© Roberto Bosi

Rich blue sparkling micro crystalline callaghanite is throughout this 6.1 x 3.6 x 1.8 cm matrix. Ex Steve Pullman collection.

© Weinrich Minerals, Inc.

3.2 x 2.2 x 1.7 cm. Brucite is rare from any of the seven Nevada localities that MINDAT lists for the species. This rich and aesthetic miniature plate is covered with very sharp, transparent to translucent, pastel-yellow to white, large blades with waxy lustre of this rarely crystallized species. The blades reach 1.4 cm and they are pristine. Rare ...

© Rob Lavinsky & irocks.com

Light blue, fibrous crystals of nakauriite. Collected by Phil Partington. Rolf Luetcke specimen and photo.

Sony Nex 7, Luminar 25 mm, stack shot

© Stephan Wolfsried 8/2014

Mcguinnessite - blue spheres. Doug Merson photo and collection.

© 2017 Doug Merson

FOV 6 x 5 mm Collection and photo Roberto Bosi

© Roberto Bosi

Rich blue sparkling micro crystalline callaghanite is throughout this 6.1 x 3.6 x 1.8 cm matrix. Ex Steve Pullman collection.

© Weinrich Minerals, Inc.

Green, waxy serpentine group with blue callaghanite. Collected by Phil Partington. Rolf Luetcke specimen and photo.

Electric blue Callaghanite crystals with white, bladed Hydromagnesite crystals, 3cm by 3cm. Collected by Phil Partington. Rolf Luetcke specimen and photo.

Colorless, bladed hydromagnesite crystals with blue callaghanite. Collected by Phil Partington. Rolf Luetcke specimen and photo.

Dark blue crystals of Callaghanite, 4mm field of view. Collected by Phil Partington. Rolf Luetcke specimen and photo.

Deep blue crystalline callaghanite is rich upon a 4.5 x 3.5 x 2.5 cm matrix. From the type locality; quite good for the species. Ex Wolfgang E. Henkel collection.

© Weinrich Minerals, Inc.

Dark blue Callaghanite crystals, 4mm field of view. Collected by Phil Partington. Rolf Luetcke specimen and photo.

Dark blue crystals of Callaghanite, 4mm field of view. Collected by Phil Partington. Rolf Luetcke specimen and photo.

Small white balls on matrix. JSS specimen and photo.

© 2018JSS

9.5 x 7.9 x 5.6 cm. Callaghanite is a very rare hydrated Cu-Mg carbonate. Rich royal-blue microcrystals and crusts cover the matrix on this rich, showy and excellent older piece of unusual size, from the Type Locality in Nevada. Ex. Bob Trimingham Collection and from the John Parnau Collection.

© Rob Lavinsky & irocks.com

Blue masses in and on matrix. JSS specimen and photo.

© 2014 JSS

Dark blue Callaghanite crystals, 20mm by 12mm. Collected by Phil Partington. Rolf Luetcke specimen and photo.

Clear, thin bladed Hydromagnesite crystals, 4mm field of view. Collected by Phil Partington. Rolf Luetcke specimen and photo.

Royal blue Callaghanite and White Hydromagnesite on matrix; Photo and collection Fernando Brederodes.

4.2 x 3.6 x 1.8 cm. This miniature has a rich, beautiful crust (3 cm in length) of turquoise blue mcguinnessite. Formerly in the Bill Smith Collection.

© Rob Lavinsky & irocks.com

Light blue, fibrous crystals of Nakauriite on Serpentine with Magnetite and Chalcopyrite not visible in photo, 7mm field of view. Collected by Phil Partington. Rolf Luetcke specimen and photo.

Bright blue Callaghanite, 10mm by 16mm. Collected by Phil Partington. Rolf Luetcke specimen and photo.

4.0 x 2.5 x 2.0 cm. Callaghanite is a very rare hydrated Cu-Mg carbonate. Sparkly, rich royal-blue microcrystals and crusts richly cover the matrix on this showy and excellent specimen from the Type Locality in Nevada. Self-collected by Harold Urish in June, 1999.

© Rob Lavinsky & irocks.com

Colorless, bladed hydromagnesite crystals. Collected by Phil Partington. Rolf Luetcke specimen and photo.