Brown platy/scaly crystals of nontronite in vughs lined with green celadonite. Width of view 6mm. Stack of 80 images. Click on the image below for a higher resolution version.
Well-formed orange crystals on colourless quartz crystals. The matrix fluoresces pink under shortwave ultraviolet light. Ex Charles Willett Collection. Width of view 6mm. Stack of 95 images. Click on the image below for a higher...
A single dark red spessartine. Ex Mark Hallam Collection. Probably collected by Ted Johnson. Width of view 6mm. Stack of 65 images. Click on the image below for a higher resolution version.
Ex Joan Lamond Collection. Acquired by Joan from Harold Gallasch of Hahndorf, South Australia in 1995 for $15. Width of view 9mm. Stack of 50 images. Click on the image below for a higher resolution...
Stacked plates of orange magnesiopascoite crystals. Ex Al Wilkins. Width of view 11.5mm. Stack of 87 images. Click on the image below for a higher resolution version.
Collected September 1994. Pink rhombs of rhodochrosite with a couple of quartz crystals and a group of small pyrite crystals, all on a cluster of tetrahedrite crystals. Width of the specimen 18mm. Stack of 65...
Pale peach/pink coloured topaz 38x35x26mm. Found by Rich Fretterd during an episode of The Prospectors. See article in Minerals Newspaper.
Type Locality. Brownish modified tetrahedra frozen in matrix. Ex John Sobolewski. Width of view 5mm. Stack of 35 images. Click on the image below for a higher resolution version.
Type Locality for theisite. Incorrectly labelled as La Plata Co. (refer comment in Mindat). Acquired by Joan Lamond in 1997 from a Swiss Collection for $2.00.
Dehne McLaughlin 2/2005 Video best viewed full screen.
Rhodochrosite epimorphs after ?? With tiny quartz crystals. Ex Barry Johnson Collection. Video best viewed full screen.
Pseudo after crinoid stem
Ex Keith Williams, Williams Minerals. LB Collection.
Pale yellow crust on quartz. Not listed in Mindat, but hubnerite is. According to Rock Currier, almost all hubnerite specimens from this mine have been etched out of quartz using hydrofluoric acid.
Grey mass of coloradoite with brassy pyrite. Ex Ruth Coulsell Collection #133.
Single crystal. Ex Dave Bunk Minerals., Jim Mcewan, Lehigh Minerals
Orange. Highly fluorescent yellow is likely carnotite., Al Wilkins
Drusy micro anglesite crystals on matrix. Ex US National Museum (Smithsonian) Collection, Department of Minerals, catalogue number 14121. Ex Hawes Collection acquired in 1884.
Type Locality. Tiny yellow patches on matrix. Ex Wolfgang Henkel.
ex John Muntyan – Colorado School of Mines Geology Museum :92C3
Loose crystal aggregate. Bought at Tucson 2012
Pseudomorph. Labelled as calcite ps hanksite, Larimer Co., California. Described as rarely seen pseudomorph with label indication that it was in the American Museum Natural History and dated 12/11/78. Diameter is 2.5 cm. There are...
Labelled as from Ouray, but probably Brobdignag Mine. Black lusterous material in vugs in broken surface of the specimen.
