Fine Mineral Specimens Over $50
SOLD
- Availability
- Sold
- Locality
- Stanley Butte, Graham Co., Arizona, United States
- Formula
- Ca3Fe3+2(SiO4)3
- Size
- 4 x 4.5 x 3 cm - Miniature
A marvelous greenish yellow Andradite specimen with crystals up to 1cm.
- Availability
- Available
- Price
- $75.00
- Locality
- Tagilsk, Urals, Russia
- Formula
- Cu7S4
- Size
- 2.5 x 2 x 2 cm - Thumbnail
- Tagged
- sulfide, copper
It is hard to tell from the photos but the brownish are tarnished Anilite. There are some spots showing the typical greyish blue color.
- Availability
- Available
- Price
- $200.00
- Reduced Price
- $90.00
- Locality
- Shijangshan mine, Linxi, Chifeng City, Inner Mongolia
- Formula
- Ag6(Cu4Fe2)Sb4S12S
- Size
- 7 x 5 x 2.5 cm - Sm Cabinet
A single, black, shiny crystal to 6mm with needles of Jamesonite crystals and Quartz. Questionable locality and eventhough it was analyzed and determined to be "argento", it lacks definite composition so I am guessing which end member it belongs to - (Cu4, Fe2). Nonetheless - a very good specimen.
- Availability
- Available
- Price
- $50.00
- Locality
- Majuba Hill mine, Pershing Co., Nevada, United States
- Formula
- CuFe3+2(AsO4)2(OH)2ยท4H2O
- Size
- 3 x 2.5 x 2.5 cm - Thumbnail
- Tagged
- arsenate, copper
Bright green crystal aggregates in round groups to 1mm.
- Availability
- Available
- Price
- $55.00
- Locality
- Eveslogchorr Mt, Khibiny Massif, Kola Peninsula, Russia
- Formula
- K2NaFe2+7Ti2(Si4O12)2O2(OH)4F
- Size
- 5 x 4.5 x 1.5 cm - Miniature
Deep amber-red elongated and platy crystals to 1.5cm.
- Availability
- Available
- Price
- $65.00
- Locality
- Eveslogchorr Mt, Khibiny Massif, Kola Peninsula, Russia
- Formula
- K2NaFe2+7Ti2(Si4O12)2O2(OH)4F
- Size
- 5 x 6 x 2.5 cm - Sm Cabinet
Fiery brownish red, platey Astrophyllite to 3cm.
