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- Availability
- Sold
- Locality
- Korshunovskoye Iron mine, Zheleznogorsk, Siberia, Russia
- Formula
- Ca2B4O7Cl2·2H2O
- Size
- 2.6 x 2.2 x 1.7 cm - Thumbnail
- Special Info
- Type Locality
Pearly white to light pink spongy mass. Very good specimen for this rare borate, which occurs at only two-localites worldwide.
- Availability
- Available
- Price
- $45.00
- Locality
- Black Mountain pegmatite, Rumford, Oxford Co., Maine, United States
- Formula
- Na(Al1.5Li1.5)Al6(BO3)3Si6O18(OH)4
- Size
- 14 x 11 x 5 cm - Cabinet
1 to 5mm pink Elbaite crystals throughout Albite matrix.
- Availability
- Available
- Price
- $45.00
- Locality
- Stak Nala, Gilgit, Skardu road, Northern Areas, Pakistan
- Formula
- Na(Al1.5Li1.5)Al6(BO3)3Si6O18(OH)4
- Size
- 2 x 1.8 x 1.7 cm - Thumbnail
- Tagged
- pegmatite mineral
Very nice color zoned Elbaite crystal. There is more green in the photos than reality.
- Availability
- Sold
- Locality
- Moctezuma mine, Moctezuma, Sonora, Mexico
- Formula
- Fe3+2(Te4+O3)3·2H2O
- Size
- 7.5 x 5 x 2.5 cm - Sm Cabinet
- Tagged
- tellurium
Green, branching Emmonsite to 2-3mm.
- Availability
- Available
- Price
- $50.00
- Locality
- Moctezuma mine, Moctezuma, Sonora, Mexico
- Formula
- Fe3+2(Te4+O3)3·2H2O
- Size
- 5 x 3 x 3 cm - Miniature
- Tagged
- tellurium
Green "worm-like" crystals to 1mm.
- Availability
- Available
- Price
- $75.00
- Locality
- Butte dist., Silver Bow Co., Montana, United States
- Formula
- Cu3AsS4
- Size
- 3.5 x 3 x 1.5 cm - Miniature
- Tagged
- sulfide, copper
Silvery, striated crystals to 5mm.