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Mixed Minerals May 17, 2021 · 9 specimens |
ST313 - Scapolite 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 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!) 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!) 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.
ST299 - Spinel 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 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 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 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.
ST310 - Schortman's Hardness Test Kit 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.