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.
Three stepped black perovskite crystals with brown centres, and smaller black melanite andradite garnets. Width of view 11.5mm. Stack of 100 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...
A tough one to photograph! Green prismatic crystals of dioptase from this classic locality. Ex Jo Price Collection, Width of view 11.5mm. Stack of 50 images. Click on the image below for a higher resolution...
There are two distinct species here based on the fluorescence response. Pale yellow fibrous sprays of weeksite that look like they fluoresce yellow, but are just reflecting the surrounding opal that fluoresce strongly. Width of...
A single black crystal with a hint of internal red fire. Width of view 11.5mm. Stack of 60 images. Click on the image below for a higher resolution version.
Locality not listed in Mindat, nor can I find any other reference to it. Single sylvite crystal without matrix. Sheila Harper found this reference so that might help a bit. Width of view 11.5mm. Stack...
Tiny pyrite crystals on the face of a barite crystal, with dark purple fluorite associated. The barite is said to be coloured because of pyrite inclusions, but that even under a microscope, crystals can’t be...
A small piece of gypsum collected at the same time as specimens of barite, calcite and fluorite. Width of view 11.5mm. Stack of 66 images. Click on the image below for a higher resolution version.
Blue fluorescent purple octahedral crystals on quartz. Ex Art Smith Collection. Ex Carl Stazak. Width of view 11.5mm. Stack of 75 images. Click on the image below for a higher resolution version.
Octahedral fluorite colourless through to a fracture, then pale purple-grey over the rest of the crystal. Blue fluorescence. Hemisphere of brown siderite(?), rounded pyrite, and colourless albite, all on pinkish-tan K feldspar. Ex Art Smith...
Purple fluorite cluster and isolated crystals with green needles of aegirine, brown pseudohexagonal pyrophanite, and colourless albite crystals, all in a white albite matrix. Ex Art Smith Collection (collected in 1986). Width of view 8.63mm....
Tiny purple octahedral fluorite crystalson albite with greenish chlorite, white prismatic crystals of natrolite(?), colourless quartz, and brown pyrophanite. Also on specimen magnetite, Ex Art Smith Collection (collected in 1979). Width of view 11.5mm. Stack...
Colourless rhombs of whitlockite on orange bladed montgomeryite, it partially coated by white balls of fluorapatite. Ex Jo Price Collection. Ex Jack Nelson Collection. Width of view 11.5mm. Stack of 70 images. Click on the...
Transparent tan-coloured rhombohedral crystals of whitlockite with prismatic crystals of childrenite? Ex Jo Price Collection. Width of view 5.75mm. Stack of 100 images. Edit: May be eosphorite rather than childrenite (or somewhere in the series)....
Red-brown to blackish crystals. Ex Jo Price Collection. Ex Jack Nelson Collection. Width of view 5.75mm. Stack of 70 images. Click on the image below for a higher resolution version.
Sharp pale lilac crystals. Ex Jo Price Collection. Width of view 11.5mm. Stack of 180 images. Click on the image below for a higher resolution version.
Single green terminated crystal 13mm long. Click on the image below for a higher resolution version.
Purple fluorite tabular crystals (one axis is shorter than the other two) with very tiny modifications on the corners (modified by the trapezohedron). Colourless to greyish white dolomite crystals (matrix is a dolostone). Tiny pyrite...
Orange crystals. Width of view 11.5mm. Stack of 40 images. Desautelsite is named after Paul Desautels (1920-1991), well-known mineral micromounter and Curator of Gems and Minerals in the Department of Mineral Sciences of the U.S....
Green fluorescent voglite with platy yellow zellerite(?).
Microcrystalline black vrbaite, brown avicennite and metallic grey parapierrotite coating chert matrix.
Lemon-yellow platy crystals of metauranocircite. Highly fluorescent. Ex Jim Daly. Width of view 11.5mm. Stack of 30 images (white light) and 8 (longwave UV). Use the slider on the photo below to compare the white...
Lemon-yellow highly fluorescent plates on a goethite matrix. Ex Al Wilkins. Width of view 11.5mm. Stack of 35 images (white light), 10 images (longwave UV). Use the slider on the photo below to compare the...
Collected by Mike Reinke. Width of view 6.5mm. Stack of 80 images. Click on the image below for a higher resolution version.
Amethyst and red rutile found in a boulder by Jerry Cone when in an arroyo with Mike Reinke where Route 187 crosses over Kelly Canyon West, a few kilometres north of Caballo. Width of view...
Amethyst and red rutile found in a boulder by Jerry Cone when in an arroyo with Mike Reinke where Route 187 crosses over Kelly Canyon West, a few kilometres north of Caballo. Width of view...
Pseudohexagonal white plates of tridymite with black balls of hematite(?). Branching stalactitic groups of stacked crystals may also be tridymite. Collected by Mike Reinke on open land near to ToR. Width of view 6.5mm. Stack...
Fibrous white alum with calcite (it dissolves leaving alum). Visual ID by Rolf Leutcke photo in Mindat. Collected by Mike Reinke. Width of view 6.5mm. Stack of 20 images. Click on the image below for...
Colourless bladed stellate tridymite, orange titanite(?) and grey-green “pyrobole”, an unidentified pyroxene or amphibole. Collected from a boulder on the ridge above Animas Creek by Mike Reinke. Width of view 4.9mm and a stack of...
Tiny green crystal aggregate on quartz. Ex Mike Reinke, Jerry Cone. Width of view 3.25mm. Stack of 40 images. Click on the image below for a higher resolution version.
Delicate flakes in cavities where once was a sulphide. Ex Mike Reinke. Width of view 3.25mm. Stack of 40 images. Click on the image below for a higher resolution version.
Chips of obsidian can be picked up off the open ground north of the TorC Elementary School. This specimen collected by Mike Reinke in situ in Ash Canyon, just east of TorC. Width of view...
Massive goethite with a fibrous look on the edge, with a glassy surface. In this are some orange/brown rings with a blue tint. Collected by Mike Reinke downstream from Palomas Gap. Width of view 6.5mm....
Blue-tinted topaz in rhyolite. May be coloured by what is under it. Collected by Mike Reinke. Width of view 1.75mm. Stack of 20 images. Click on the image below for a higher resolution version.
Massive fine-grained material. Acquired from Jim Ferraiolo 6/2005. Width of specimen 13.5mm. Stack of 35 images. Click on the image below for a higher resolution version.
Green chlorite (labelled clinochlore) on and under zoned colourless/white calcite crystals from the Silliman Quarry (as per the label). Little balls of chlorite can be seen perched on the termination of a couple of the...
A single deep purplish-red hexagonal crystal 7mm long and 6mm across in matrix. Ex Graham Lee Collection. Width of view 17.25mm. Stack of 50 images. Click on the image below for a higher resolution version.
A pale green hiddenite crystal without matrix. Width of view 17.25mm. Stack of 24 images. Click on the image below for a higher resolution version.
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.
Zoned yellow cacoxenite hemispheres. Width of view 11.5mm. Stack of 60 images. Click on the image below for a higher resolution version.
Pale peach/pink coloured topaz 38x35x26mm. Found by Rich Fretterd during an episode of The Prospectors. See article in Minerals Newspaper.
Type Locality for goudeyite. Green patches of botryoidal goudeyite and tiny needles visible under higher magnification, with pale-coloured prismatic olivenite crystals. Ex Richard Grant Collection. Width of view 5mm. Stack of 47 images. Click on...
Lilac bladed crystals. Width of view 5mm. Stack of 21 images. Click on the image below for a higher resolution version.
Visible gold (just above centre) with yellow timroseite and green khinite. Type Locality for timroseite. Width of view 5mm. Stack of 51 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.
Colourless prismatic crystals. Ex Jim Ferraiolo. Width of view 2.5mm. Stack of 51 images. Click on the image below for a higher resolution version.
Type Locality. Light orange stained crystals. White arrow points to spot. Width of view 5mm. Stack of 70 images. Click on the image below for a higher resolution version.
Pale yellow brazilianite with colourless quartz collected in 1969, mounted Feb. 5, 1984, and from the renowned collection of J.W. Grandy. Width of view 5mm. Stack of 100. Click on the mineral image below for...
Hackly gold in a quartz vein. Ex John Sobolewski. Width of view 5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Nicely protected yellow sprays in a quartz vugh. Ex John Sobolewski. Width of view 5mm. Stack of 50 images. Click on the image below for a higher resolution version.
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.
Bluish-green platy crystals of chalcophyllite. Ex John Sobolewski. Width of view 5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Type Locality for metaheinrichite. Ex John Sobolewski. Width of view 5mm. Stack of 30 images (white light), stack of 20 images (UV). Use the slider to see specimen under white light and longwave UV. Click...
Orange coffin-shaped heulandite crystals coating the inside of a vesicle in basalt, from a locality first discovered in the 1960s. Also present is rosettes of green chlorite. Ex John Sobolewski. Width of view 5mm. Stack...
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 analcime crystals on heulandite. Ex John Sobolewski. Width of view 3.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Yellow pottsite and small areas of orange clinobisvanite. Specimen is 6mm wide. Type Locality for pottsite. Acquired from Jim Ferraiolo 6/2005. Click on the image below for a higher resolution version.
Interesting textures. Specimen is 34mm wide. Ex Bart Cannon. Click on the image below for a higher resolution version.
Purplish-grey vanadinite with yellow descloizite. A.O. stands for Al Ordway who found nice micro vanadinite and descloizite. Acquired from Al Wilkins. Width of view 3.5mm. Stack of 40 images. Click on the image below for...
Acquired by Joan Lamond in 1991. Ex Museum Victoria.
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.
A black franklinite crystal is either a seed for, or an inclusion in, a brown hendricksite crystal. Width of view 3.5mm. Stack of 30 images. Click on the image below for a higher resolution version.
Black franklinite, pink rhodonite and red fluorescent colourless calcite. Width of view 10mm. UV photo using a Convoy S2+. Click on the images below for a higher resolution version.
Black franklinite crystals with secondary copper minerals in between. Width of view 3.5mm. Stack of 25 images. Type Locality for franklinite. Click on the image below for a higher resolution version.
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...
Bright yellow flowers of tyuyamunite. Ex Bob Rothenberg. Width of view 3.5mm. Stack of 30 images. Click on the image below for a higher resolution version.
Photo width 11mm. Ex Joan Lamond Collection. Acquired by Joan from Harold Gallasch, Hahndorf, South Australia in 1995 for $15.00. Probably from the Wire Patch, Farncomb Hill (Brian Kosnar).
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 1998 from Rob Sielecki for $10.00.
Acquired by Joan Lamond in 1995 from Joe Marty.
Acquired by Joan Lamond in 1997 from Larry Queen for $5.00 at the Queensland Mineralogical Societies Seminar.
Acquired by Joan Lamond in 1995 from Joe Marty.
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.
Type Locality for tiptopite. Acquired by Joan Lamond from Peter Elliott for $10.00.
Ex Joan Lamond Collection.
Acquired by Joan Lamond in 2000 from Peter Elliott at the Ballarat Gemboree for $4.00.
Acquired by Joan Lamond from Peter Elliott for $2.00.
Type Locality. Obtained by Joan Lamond from Peter Elliott at the 2000 Ballarat Gemboree for $5.00.
Type Locality. Parallel group of crystals. Ex Peter Hall Collection.
Colourless cubes of fluorite with thin purple edges, colourless fluorite with hematite inclusions/staining, purple cubes, yellow tabular wulfenite, minor white barite. Specimen is 50x36x30mm. Second image is under shortwave ultraviolet light.
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.
Larger stilbite crystals with multiple terminations (parallel growth?) on smaller crystals with single terminations. Width of view 5mm. Stack of 80 images. Exact species unknown.
Pink heulandite with white mordenite from John Cornish’s Rat’s Nest Claim. Acquired from John in Tucson 2007. Measures 46mm wide.
Reddish brown goethite botryoidal matrix hosting colourless quartz crystals. Width of view 18mm. Stack of 240 images. Ex Lundgren Collection.
Thin vein of light blue caledonite crystals. Width of view 7.5mm. Stack of 100 images.
Arborescent copper included in gypsum. Width of view 7.5mm. Stack of 150 images. Ex Charles Willett Collection.
A single blue octahedral spinel with minor matrix attached. Width 11mm. Stack of 140 images. Ex Ted Johnson. Collected in July 1987.
A single black bixbyite with pale pinkish topaz crystals. Width 11mm. Stack of 140 images. Ex Ted Johnson. Labelled as from Delta, Utah.
A single grain of gold approximately 1mm wide, mounted on the point of a pin. Label says recovered from the rock run below the Eagle mine. Width 3mm. Stack of 50 images. Label also includes...
Green prismatic epidote with apparent paler tips, white prismatic flattened crystals of laumontite, and green platelets of pumpellyite. Small colourless quartz crystals. Width 9mm, stack of 78 images (epidote). Width 4.5mm, stack of 30 images...
Zoned yellow and brown sphalerite crystals with colourless rhombs of dolomite and colourless round groups of quartz crystals. A couple of very pale yellow sphalerite crystals exhibit an unusual pinkish fluorescence. Width 9mm. Stack of...
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.
Yellow masses of crystals of the rare potassium sulphate goldichite on crystalline pinkish halotrichite. Type Locality for goldichite. Width 4.5mm. Stack of 170 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.
Green hemispheres on matrix. Width 11mm. Stack of 70 images. Ex John Sobolewski. Ex Matt Gibbs.
Brown barwoodite in matrix, tan to brown fibrous to acicular eggletonite, and green aegirine. Portrait photo height 4.5mm, stack of 80 images. Landscape photo width 9mm, stack of 94 images. Type Locality for barwoodite and...
Purple cookeite, rare according to Tom Klinepeter. Width 9mm. Stack of 66 images. Ex Jo Price Collection.
Tiny purple octahedral fluorite crystals with green epidote and colourless albite. Width 5mm.
Sharp orange-red crystal groups and single crystal. Ex Brian Shelton Collection.
Single crystal on small amount of matrix. Ex Brian Shelton Collection.
Quartz and hematite pseudomorph after an epidote crystal coated with tiny quartz crystals. MinID RMK-561. Video best viewed full screen.
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.
5200-5203 mounted in one box. by Jules Bernhardt in 1976. Video best viewed full screen.
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.
Ex Keith Williams, Williams Minerals. LB Collection.
Ex Keith Williams, Williams Minerals.
Ex Keith Williams, Williams Minerals.
Ex John Green Snr Collection.
Labelled as from Dinkey Lake. A cluster of lustrous smoky quartz crystals nestled amongst tan microcline. Ex Mineral Search, Texas. Acquired at Tucson. Slight nibbling on back of termination on the main crystal.
Vein of silver owyheeite.
Olive-green to yellowish juanitaite, green tyrolite.
Inclusions of pyrite and marcasite. From the Wise Lake Formation. Ex Jared Freiburg, Saga Minerals. Acquired at Tucson in 2011. And here is Jared with one of his cases in 2011 at the Hotel Tucson...
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.
Bright orange mimetite surrounds glassy orange wulfenite crystals.
Two specimens of pale blue barite. Interestingly, almost all of the photos on Mindat are yellowish crystals. Fluorescent white.
Acquired by Joan Lamond in 1996 from H. Allen Mitchell of Iowa.
Unknown fluorescent green., Al Wilkins
Unknown strong fluorescent green., Al Wilkins
Green fluorescence, Al Wilkins
Yellow. Bright fluorescence, Al Wilkins
Johannite and natrozippeite fluoresce, Al Wilkins
Type Locality. Extra fluorescent!, Al Wilkins
Blue. Two different fluorescent minerals too., Al Wilkins
Type Locality. Bright fluorescence, Al Wilkins
bluish, orange-yellow, and unidentified fluorescent, Al Wilkins
Type Locality. Tiny yellow prismatic crystals. Fluorescent. Also another fluorescent mineral present., Al Wilkins
Yellow and fluorescent Natrozippeite, Al Wilkins
Yellow fluorescent natrozippeite, blue-green gerhardtite, colourless ferrinatrite, Al Wilkins
Yellow johannite, green unknown (more crystalline and bright fluorescence), blue unknown, Al Wilkins
Type Locality for plasilite. Very fluorescent, Al Wilkins
Orange. Collected by Tim Rose 20/10/2013, Al Wilkins
Yellow kidwellite with variscite hemisphere, Jim Daly, Sauktown Sales, Indiana
Greenish rockbridgeite, golden cacoxenite, Jim Daly, Sauktown Sales, Indiana
White prismatic crystals, Jim Daly, Sauktown Sales, Indiana
Orange variscite hemispheres with minor yellow tufts of cacoxenite, Jim Daly, Sauktown Sales, Indiana
Type Locality. Colourless crystals. Still under study as at October 2018., Peter Hall
Yellow. Highly fluorescent, Al Wilkins
Acicular rabbittite. Yellow schrockingerite, highly fluorescent, Al Wilkins
Type Locality for robertsite. Ex John Lewis collection.
Hyalite opal, Jim Daly, Sauktown Sales, Indiana
Lilac hemispheres, Jim Daly, Sauktown Sales, Indiana
Zoned colourless-white hemisphere, Jim Daly, Sauktown Sales, Indiana
White wavellite, greenish-yellow kidwellite, Jim Daly, Sauktown Sales, Indiana
White churchite with greenish variscite hemispheres, Jim Daly, Sauktown Sales, Indiana
Drusy colourless crystals, Jim Daly, Sauktown Sales, Indiana
Ex John Lewis collection.
Ex John Sobolewski. Ex Joe George (Sceptreguy), Matt Gibbs
Ex John Sobolewski, Matt Gibbs
Unusual striping. Epiaxial growth? Ex John Sobolewski, Matt Gibbs
Ex John Sobolewski, Matt Gibbs
Hornesite is colourless/white. Ex John Sobolewski, Matt Gibbs
Type Locality. Ex John Sobolewski, Matt Gibbs
Ex John Sobolewski. Etched from calcite., Matt Gibbs
Ex John Lewis collection.
Type Locality for Ferrierite-Na, Al Wilkins
Type Locality. Ex John Sobolewski, Matt Gibbs
Type Locality for Phosphovanadylite-Ca, Tucson Micromount Symposium
Type Locality for Phosphovanadylite-Ca, Tucson Micromount Symposium
Washington Pass is the Type Locality for Zektzerite. Collected by Bruce Kelley, 2014,
Washington Pass is the Type Locality for Zektzerite. Collected by Bruce Kelley, 2014,
Walstrom Mineral Enterprises, Carson City, Nevada
Double-terminated., Walstrom Mineral Enterprises, Carson City, Nevada
