A lovely cluster of azurite crystals without matrix, labelled as from the Holbrook Extension. Width of view 32mm. Stack of 35 images. Click on the image below for a higher resolution version.
White sprays of maricopaite with yellow mimetite. Type Locality for maricopaite. Width of view 2.5mm. Stack of 34 images. Click on the image below for a higher resolution version.
Acquired from Mark Ascher 9/2007. Width of view 3.5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Specimen acquired in the micromount room at the Tucson Show. Ex Bob Jenkins. Width of view 3.5mm. Stack of 30 images. Click on the image below for a higher resolution version.
Colourless blocky coffin-shaped heulandite crystals with colourless prisms of erionite-K. Width of view 3.5mm. Stack of 55 images. Click on the image below for a higher resolution version.
Obtained in a trade with Al Wilkins. Width of view 3.5mm. Stack of 70 images.
Dark olive green olivenite with thin bands of lime green conichalcite. The white mineral between is unknown. Width of view 3.5mm. Stack of 40 images. Acquired by Joan Lamond from Harry Critchley in 1998. Click...
Orange hexagonal vanadinite with greenish brown thin plates of descloizite, with colourless calcite crystals. Calcite exhibits a pale yellow-orange fluorescence. Click on the image below for a higher resolution version…
Deep red chalcotrichite variety of cuprite. Width of view 3.5mm. Stack of 60 images. Click on image below for a higher resolution version.
Acquired by Joan Lamond in 1995 from Joe Marty.
Acquired by Joan Lamond from Peter Elliott for $2.00.
Stalactite of tabular orange wulfenite crystals 25mm in longest direction.
Dark tabular barite crystals on a fragment of hematite matrix. Ex George Reimherr Collection. 15mm wide.
Arborescent copper included in gypsum. Width of view 7.5mm. Stack of 150 images. Ex Charles Willett Collection.
Pale green transparent crystals. Width 5.5mm. Stack of 40 images. Ex John Sobolewski. Ex Matt Gibbs.
Azurite roses. Width 11mm. Stack of 130 images. Ex John Sobolewski. Ex Matt Gibbs.
A brownish-black crystal of manganbabingtonite (actually a group of parallel grown crystals) together with pale green crystals of johannsenite. Width 11mm. Stack of 80 images. Ex John Sobolewski. Ex Matt Gibbs.
Single crystal on small amount of matrix. Ex Brian Shelton Collection.
Mineralisation on all faces with no obvious point of contact so was probably a breccia. Some glue on one side. Video best viewed full screen.
Orange tabular wulfenite crystals with yellow mimetite on pale pinkish crystalline barite. Video best viewed full screen.
5200-5203 mounted in one box. by Jules Bernhardt in 1976. Video best viewed full screen.
Ex Keith Williams, Williams Minerals.
Ex Keith Williams, Williams Minerals.
Ex John Green Snr Collection.
Bright orange mimetite surrounds glassy orange wulfenite crystals.
Type Locality. Ex John Sobolewski, Matt Gibbs
Type Locality. Ex John Sobolewski, Matt Gibbs
Labelled as Golden Cross Claim, Mildren-Steppe Mine, Tucson Micromount Symposium
7.7g piece of the Canyon Diablo meteorite collected from the north side of Meteor Crater, in 1928.
Material containing variable amounts of the unnamed” copper-calcium-aluminium silicate sent to Mrs Judy Montoya
Multiple Japan-Law twins. Ex Marylin Dodge Collection. See http://www.irocks.com/minerals/specimen/3973
A few tiny wulfenite crystals amongst white bladed calcite crystals on blue hemimorphite. Won at the Tucson dinner silent auction, 2015.
Lovely cluster of colourless quartz crystals. Previous label – Dave Bunk Minerals with a $40 price tag – 5/05 Costa Mesa. Purchased at Keystone, priced at $50.
Superb cluster of crystals on matrix. Ex Eugene Carmichael Collection (EWC 497), ex Lawrence Conklin (priced at US$900).
ex Hatfield Goudey Collection. ex Bernie and Margaret Day Collection
ex Bernie and Margaret Day Collection
Jim Ferraiolo 6/2005
Small bright gold nestled amongst quartz crystals.
2 or 3 patches of gold on green mottramite and red vanadinite.
Vintage micromount that once belonged to the late micromounter, the Rev. Robert Jacoby. Mounted on old time cork pedestals in the kind of vintage cardboard cases that were favored by the top micromounters in this...
Vintage micromount that once belonged to the late micromounter, the Rev. Robert Jacoby. Mounted on old time cork pedestals in the kind of vintage cardboard cases that were favored by the top micromounters in this...
Vintage micromount that once belonged to the late micromounter, the Rev. Robert Jacoby. Mounted on old time cork pedestals in the kind of vintage cardboard cases that were favored by the top micromounters in this...
Neal Yedlin to J.W.Grandy Caledonite: Vintage Micromount. This specimen is from the the Mammoth MIne’s Collins Vein. Specimen display face measures 2 cm. x 1.7 cm. Mounted by the late famous Neal Yedlin apparently on...
Mounted in 1981 by Emilie Kendig. Labelled as Yuma Co. Now known as the Bonanza Mine and is in La Paz (County boundaries since changed)
Vanadinite pseudo (epimorph) after wulfenite. Collected ca 1978
Resembles specimen from Unspecified roadcut, San Francisco River area, Clifton, Copper Mountain District (Clifton-Morenci District), Shannon Mts, Greenlee Co., Arizona, USA
Unlikely location based on Mindat
Multiple fluorescent colours. Can’t see hemimorphite
May also be from https://www.mindat.org/loc-32503.html
ex Joan Lamond Collection. Massive material.
Type Locality for ruizite. ex Joan Lamond Collection, ex Jo Marty.
ex Joan Lamond Collection, ex Joe Marty.
ex Joan Lamond Collection, ex Joe Marty. “I think it was analyzed by Eugene Ford. I collected specimens with Joe Ruiz and Jim McGlasson years ago. Pretty confident that it is conicalcite” – Joe Marty...
ex Joan Lamond Collection, ex Geoff Randall.
ex Joan Lamond Collection
Type Locality for gilaite. ex Joan Lamond Collection
Old mount with label of Yuma Co which predatesthe split of Yuma into the La Paz and Yuma counties.
