ncat VHD4 Kernite, Western Borax Mine, Boron, Kern Co., California, USA
Probably a cleavage piece of kernite. The specimen measures 44x18x5mm.
Probably a cleavage piece of kernite. The specimen measures 44x18x5mm.
A pale brownish transparent crystal of kurnakovite with a white surface alteration to tincalconite? Ex Joan Lamond Collection. Acquired by Joan in 1999 from Peter Elliott. Width of view 9mm. Stack of 50 images. Click...
Olive-green fornacite with orange-red wulfenite. Ex Al Wilkins. Width of view 6mm. Stack of 42 images. Click on the image below for a higher resolution version.
Yellow scales of perite with a radiating group of colourless hemimorphite crystals. Olive green crystal of chlorargyrite not in photo. Ex Jo Price Collection. Width of view 6mm. Stack of 50 images. Click on the...
Two joined benitoite crystals (I hesitate to say twinned as I don’t know what sorts of twins can occur), shown in normal, longwave ultraviolet (red), and shortwave ultraviolet (blue). It is really interesting how different...
Dark blue benitoite, shown in white light, under longwave UV with a red fluorescence, and shortwave UV with a blue fluorescence. Width of view 12mm. Click on the images 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.
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.
Single green terminated crystal 13mm long. Click on the image below for a higher resolution version.
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....
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.
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.
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.
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.
Type Locality. Obtained by Joan Lamond from Peter Elliott at the 2000 Ballarat Gemboree for $5.00.
Thin vein of light blue caledonite crystals. Width of view 7.5mm. Stack of 100 images.
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.
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.
Type Locality. Ex John Sobolewski. Doubtful identification., Matt Gibbs
Jacksonville is an old mining town now under the Don Pedro Reservoir. Ex Hatfield Goudey. Ex John Lewis Collection.,
Ex Hatfield Goudey. Ex John Lewis Collection.,
Type Locality. Ex John Sobolewski, Matt Gibbs
Type Locality. Ex John Sobolewski, Matt Gibbs
Type Locality for both species. Inyoite is clear, meyerhofferite is white. Ex John Sobolewski, Matt Gibbs
Other unidentified species present, Al Wilkins
Morion Smoky Quartz pitch black from Dinkey Lakes pegmatites, Dinkey Creek, Fresno Co., California. Jet black, from the Fred DeVito collection, owned by Justin since 2004. A really outstanding crystal from a now closed location.
Corundum Var. Ruby with Mica Var. Fucshite from Cascade Canyon, San Antonio Canyon, San Gabriel Mts, San Bernardino Co., California. This location for red corundum crystals was to be closed off in 2016, illegal to...
A spherical cluster of multi-coloured (pink core, pale green outer with darker green tips) terminated elbaite crystals. Ex Carolyn Seitz collection. 30x30x25mm.
ex Bernie and Margaret Day Collection
Old Foote specimen with Foote label on the back. Labelled as Sonoma Co.” but based on the crystal habit (divergent sprays of red crystals) and the matrix
Pink crystal (rubellite). Ex Harold A. Noble Collection, ex SD Gems(?). Harold Noble was part owner of Anita Mine in 1958 see http://www.mindat.org/loc-55919.html
Ex Al Ordway. Blue-capped pink crystal. Repaired
Type Locality. Jack Nelson Collection
Labelled as fresnoite from Rush Creek, Rush Creek deposit, Big Creek-Rush Creek District, Fresno Co., California. Actually marshite, etc. Ex Joan Lamond Collection, ex Roger Colling Collection.
Type Locality. Ex Joan Lamond Collection, ex Geoff Thomas
ex Joan Lamond Collection. Bluish amphibole.
Type Locality. ex Joan Lamond Collection
Tiny yellow crystals. Width of view 11.5mm. Stack of 35 images. Click on the image below for a higher resolution version.
11 well-formed gold crystals. Ex Hugh Ford. Ex Eugene Carmichael, number 1401.
Type locality. Single crystal from the 350 foot level. Collected around 1970.
Multiple single crystals on matrix. Ex Paul Desautels, ex Delbert. L. Oswald Coll.
Mounted on disk (5mm) on balsa pedestal in micromount box (2.2 x 2.2 x 2.0 cm) a specimen of multiple small nuggets. Ex Delbert L. Oswald. Ex Carnegie Museum #12327. Ex George English and Co.
Mounted on disk (5mm) on balsa pedestal in micromount box (2.2 x 2.2 x 2.0 cm) a specimen of multiple small nuggets. Ex Delbert L. Oswald. Ex Carnegie Museum #12327. Ex George English and Co.
Orange markcooperite, yellow timroseite and green khinite
A single doubly-terminated crystal of monazite (dominant REE unknown), Cross Hill, Juniper Flats, Nuevo, Lakeview Mts, Riverside Co., California, USA.