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Mixed Minerals January 2, 2020 · 13 specimens |
AB115 - Covellite sold
Butte, Silverbow Co., Montana, USA
Small Cabinet - 7.7 x 5 x 4 cm
Irridescent purple/blue crystals of Covellite atop a Pyrite rich matrix. Both front and back sides shown.
M310 - Quartz on Amethyst sold
Mina Cata, Guanajuato, Mexico
Miniature - 4.5 x 2.2 x 1.5 cm
Neat old specimen of an amethyst crystal with a white Quartz scepter head. Complete all around and has a small Quartz side crystal attached.
M316 - Hematite $180 available
Bouse, Plomosa Mining District, Plomosa Mts, La Paz Co., Arizona, USA
Miniature - 3.8 x 2.5 x 1.3 cm
Thick, tabular Hematite crystal group, well crystallized on both sides. An Arizona classic.
M313 - Galena $220 available
Freiberg, Saxony, Germany
Miniature - 5 x 4.5 x 2 cm
M297 - Tourmaline on Lepidolite sold
Santa Rosa Mine, Minas Gerais, Brazil
Miniature - 3.9 x 3.5 x 2 cm
Green Elbaite on purple Lepidolite. The Tourmaline are not terminated but nonetheless a colorful and aesthetic piece.
AB116 - Grossular sold
Vesper Peak, Snohomish Co., Washington, USA
Small Cabinet - 6 x 5 x 4 cm
Gemmy orange Grossular crystals to 9mm in a shallow vug. Great luster and transparency (sorry, a little dust shows on the surfaces but they are like smooth glass). Ex. Francesco Bedogne collection.
M220 - Hemimorphite $225 available
Ojuela Mine, Mapimi, Durango, Mexico
Thumbnail - 2.7 x 2.1 x 1.3 cm
Beautiful spray of Hemimorphite crystals, complete all around and undamaged. It's even partially double-terminated. A superb thumbnail sized specimen for the species.Better than photos.
M239 - Wulfenite sold
Rowley Mine, Arizona, USA
Thumbnail - 1.8 x 1.8 x 1.3 cm
Small specimen loaded with transparent orange 'window panes' of Wulfenite. Tons of fine quality crystals here.
M210 - Quartz sold
Broken Hill Mine, New South Wales, Australia
Miniature - 5 x 4.5 x 2.5 cm
Aesthetic, undamaged cluster of clear Quartz from the Broken Hill Mine. Divergent cluster of crystals, some of which are double-terminated. Clean and undamaged, crystallized all around with one point of contact at the base. Out of an old collection built in the 1970s-80s.
M234 - Amethyst sold
Obara cho, Miyagi Prf., Japan
Thumbnail - 1.7 x 0.8 x 0.8 cm
Transparent single Amethyst crystal. Out of an old collection built in the 1970s-80s. Comes mounted in a perky box that shows an old price of $100.
K453 - Prehnite on Graphite sold
Merelani Hills, Arusha, Tanzania
Small Cabinet - 5.5 x 4 x 3 cm
Sculptural specimen of translucent yellow Prehnite with large toothy crystals sticking out in various directions on a small amount of Graphite matrix. Fine quality, undamaged specimen.
K535 - Gahnite sold
Kagoro, Kaduna State, Nigeria
Thumbnail - 0.6 x 0.6 x 0.6 cm
Transparent blue Gahnite crystal, the zinc rich end member and one of the rarer species in the Spinel group of minerals. A complete octahedron with one tiny chip on one tip, otherwise perfect and one of the sharper most perfect crystals I've had of this material. It's also transparent and appears all facet grade internally. These were first discovered in 2001 and are found mostly of industrial quality. Though they don't get very large, the color is spectacular. The GIA has written a nice article about these crystals published in Gems & Gemology, Fall 2019, Vol. 55, No. 3.
K879 - Tsavorite sold
Merelani Hills, Arusha, Tanzania
Thumbnail - 1.9 x 1.4 x 1.3 cm
Glassy single Tsavorite crystal with good color and and top, glass-like surface luster. Some contacting on bottom edge and left side, but mostly a complete crystal. Good transparency too.