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ST313 - Scapolite $ 1200 SOLD Morogoro, Tanzania miniature - 3.9 x 3.6 x 3.3 cm ![]() ![]() ![]() ![]() ![]() Large gem quality golden Scapolite crystal. Complete all around an undamaged except for minor edge chipping. Uncommonly good, this quality is hard to find in Tanzanian Scapolite.
ST315 - Scapolite $ 900 SOLD Morogoro, Tanzania small cabinet - 5.2 x 2.2 x 1.8 cm ![]() ![]() ![]() ![]() Large gem quality golden Scapolite crystal. Complete all around an undamaged except for minor edge chipping. Uncommonly good, this quality is hard to find in Tanzanian Scapolite.
CS105 - Silver (cubic crystals!) $ 600 SOLD Bouismas Mine, Zagora Prov., Draa-Tafilalet Region, Morocco miniature - 4.7 x 4.5 x 2 cm ![]() ![]() ![]() ![]() ![]() ![]() Cluster of Silver crystals on a Safflorite matrix that have been exposed from white Calcite. Cubic Silver crystals are uncommon and these are superbly formed, sharp cubes. Individual crystals are about 2mm in size. There is both cubic crystals and branching Silver. This is my best cubic Silver specimen.
CS106 - Silver (cubic crystals!) $ 300 SOLD Bouismas Mine, Zagora Prov., Draa-Tafilalet Region, Morocco small cabinet - 6 x 3 x 2 cm ![]() ![]() ![]() ![]() Silver crystals that have been exposed from white Calcite. Cubic Silver crystals are uncommon and these are superbly formed, sharp cubes in a cluster 8mm in size. The matrix is solid white Calcite that could easy be trimmed or etched to a smaller size if desired.
ST133 - Natrolite $ 120 Springfield Butte, Springfield, Lane Co., Oregon, USA small cabinet - 9 x 7.5 x 2.2 cm ![]() ![]() ![]() ![]() Translucent white needle-like crystals on Natrolite in radial clusters on matrix. A beautiful example of USA Natrolite from the collection of Chuck Trantham. Personally collected by Chuck in 1959.
ST134 - Natrolite $ 120 Springfield Butte, Springfield, Lane Co., Oregon, USA small cabinet - 8 x 5.5 x 2 cm ![]() ![]() ![]() ![]() Translucent white needle-like crystals on Natrolite in radial clusters on matrix. A beautiful example of USA Natrolite from the collection of Chuck Trantham. Personally collected by Chuck in 1959.
ST299 - Spinel $ 350 SOLD Mogok, Myanmar small cabinet - 6 x 5.5 x 2.5 cm ![]() ![]() ![]() ![]() Red Spinel crystals in a white marble matrix. The crystals are well saturated red octahedrons to 1cm in size and have good transparency.
ST317 - Grossular $ 300 SOLD Morogoro, Tanzania thumbnail - 3.1 x 1.5 x 1.2 cm ![]() ![]() ![]() Rare red/orange Grossular crystal from Tanzania. An elongated crystal that shows twinning growth and areas of transparency. This was acquired from a gem dealer and was the only good crystal in a parcel of facet rough from an unnamed prospect. Unusual.
ST320 - Deerite $ 80 SOLD Laytonville Quarry, Mendocino Co., California, USA small cabinet - 8 x 4.5 x 2 cm ![]() ![]() ![]() ![]() Long black acicular crystals of Deerite, a rare silicate mineral named after one of the authors of the popular book, 'An Introduction to the Rock Forming Minerals'. From the type locality.
ST325 - Svanbergite, Topaz, Rutile on Quartz $ 80 SOLD Champion Mine, Mono Co., California, USA miniature - 4 x 2.5 x 2.2 cm ![]() ![]() ![]() ![]() ![]() Tan colored crystals of Svanbergite with glassy white Topaz crystals and tiny dark Rutile crystals grown atop a Quartz crystal. Svanbergite is an uncommon Strontium Aluminum Phosphate Sulfate Hydroxide mineral.
ST326 - Woodhouseite on Quartz $ 75 Champion Mine, Mono Co., California, USA thumbnail - 2.2 x 0.9 x 0.8 cm ![]() ![]() ![]() ![]() Cute thumbnail with a cluster of Woodhouseite crystals grown on the tip of a transparent Quartz crystal.
ST328 - Woodhouseite $ 120 Champion Mine, Mono Co., California, USA small cabinet - 6.5 x 3.5 x 3 cm ![]() ![]() ![]() Tan crystals of Woodhouseite and Quartz crystals on matrix. Good crystals all around.
ST310 - Schortman's Hardness Test Kit $ 125 SOLD Massachusetts, USA cabinet - 15 x 12 x 3 cm ![]() ![]() ![]() Classic Schortmann's test kit including 9 minerals (Talc through Corundum) and a streak plate in the origianl box. ©2010-2018 Marin Mineral |