Mineral Specimen and Product Inventory Search
- Availability
- Available
- Price
- $75.00
- Locality
- Teufelsmuhl, Habach valley, Salzburg, Austria
- Formula
- K(AlSi3)O8
- Size
- 5 x 4.5 x 4.5 cm - Miniature
Superb, sharpand large crystal group of striated Orthoclase, variety adularia. The largest crystal is 4.5cm.
- Availability
- Available
- Price
- $125.00
- Locality
- Karlsbad, Bohemia, Czech Republic
- Formula
- K(AlSi3)O8
- Size
- 5.5 x 4 x 4 cm - Sm Cabinet
A naturally corroded karlsbad twinned set of Orthoclase crystals.
- Availability
- Available
- Price
- $60.00
- Locality
- Rothenberg, Bell, Eifel, Rhineland-Palatinate, Germany
- Formula
- K(Mg,Ti,Fe)3[(Si,Al)4O10](O,F)2
- Size
- 3.5 x 3 x 2 cm - Miniature
- Tagged
- mica group
- Special Info
- Type Locality
- Special Info
- XRD Confirmed
- Special Info
- EDS Confirmed
Spongy volcanic rock with small 1mm and less reddish brown thin mica crystals. A rare mica group member. Verified by Dr. Igor Pekov.
- Availability
- Available
- Price
- $50.00
- Locality
- N'Chwaning mines, Kuruman, Northern Cape prov., South Africa
- Formula
- Ca10B2Si8O29ยท12H2O
- Size
- 3.5 x 2.5 x 2.5 cm - Miniature
White sprays of Oyelite to 1mm with colorless Pectolite(?) crystals to 4mm.
