Rare Mineral Specimens - search page
- Availability
- Available
- Price
- $795.00
- Locality
- Schneeberg dist., Erzgebirge, Saxony, Germany
- Formula
- Ag2S
- Size
- 7 x 7 x 5 cm - Sm Cabinet
- Tagged
- sulfide, silver
Cabinet size specimen with a large cavity filled with 1-4mm steely grey Acanthite crystals in abundance with good Calcite crystals. Excellent specimen from this classic German locality.
SOLD
- Availability
- Sold
- Locality
- Shamokin, Northumberland Co., Pennsylvania, United States
- Formula
- CH3CONH2
- Size
- Chip < 1cm
Glassy pink crystal grains from 1-2mm. A rare natural occurrence of acetic acid, an organic compund.
SOLD
- Availability
- Sold
- Featured
- Featured in Special Editions
- Locality
- Franklin, Sussex Co., New Jersey, United States
- Formula
- CaMgAsO4(OH)
- Size
- 5 x 4 x 4 cm - Miniature
- Tagged
- arsenate
Adelite is rare and this specimen has not been confirmed. Descriptions by Dunn and others are not real helpful or definitive. No crystals. I assume it is allegedly the reddish brown in-filling between the Franklinite. Suspect specimen. No return.
SOLD
- Availability
- Sold
- Locality
- Lajuar Madan, Sar-e-Sang dist., Badakhshan, Afghanistan
- Formula
- Na22Ca10(Si24Al24)O96(SO4)6Cl6
- Size
- 5 x 2 x 3 cm - Miniature
Blue, banded in matrix Afghanite.
- Availability
- Available
- Price
- $25.00
- Featured
- Featured in Special Editions
- Locality
- Vetralla, Viterbo Prov., Lazio, Italy
- Formula
- Na22Ca10(Si24Al24)O96(SO4)6Cl6
- Size
- 4.5 x 4.5 x 4 cm - Miniature
Tiny, less than 1mm, euhedral crystals deep in vug. Poor photos. Afghanite is a feldspathoid.
SOLD
- Availability
- Sold
- Locality
- Santa Ana mine, Mazarron, Murcia, Spain
- Formula
- Mn2+Al2(SO4)4ยท22H2O
- Size
- 5 x 3.5 x 3 cm - Miniature
Yellow thin bladed crystals of Apjohnite with Ilesite.
