Search Archived Mineral Specimens
- Availability
- Sold
- Locality
- Itrongay, Betroka dist., Anosy, Toliara, Madagascar
- Formula
- K(AlSi3)O8
- Size
- Thumbnail 3x1.5x1.5cm
- Special Info
- Gem Quality
Gemmy yellow and transulcent Sanidine showing cleavage - it is a partial of a larger crystal.
- Availability
- Sold
- Featured
- Featured in Special Editions
- Locality
- Riedener Berg, Volkesfield, Eifel, Rheinland-Pfalz, German
- Formula
- K(AlSi3)O8
- Size
- Thumbnail 2.5x2x1.5cm
- Special Info
- XRD Confirmed
- Special Info
- EDS Confirmed
Translucent gemmy mass. Verified by Dr. Igor Pekov.
- Availability
- Sold
- Featured
- Featured in Special Editions
- Locality
- Ariccia, Alban Hills, Rome Prov., Latium, Italy
- Formula
- K(AlSi3)O8
- Size
- SmCabinet 6.5x4x3cm
Colorless and glassy nice crystals of Sanidine, a K-spar, which forms at high temperatures in potash-rich acid volcanics. These crystals are about 1-5mm.
- Availability
- Sold
- Locality
- Santa Rosa mine, Iquique, Tarapacá Region, Chile
- Formula
- Na2CaPb3(CO3)5
- Size
- Thumbnail 3x3x1.5cm
- Tagged
- carbonate
- Special Info
- Type Locality
This is the type locality for Sanromanite and there are only two worldwide localies. The Sanromanite are tiny (1mm) acicular crystals amongst the patch of sky blue Juangodoyite.
- Availability
- Sold
- Locality
- Sarabau mine, Sarawak, Borneo Island, Malaysia
- Formula
- CaSb3+10O10S6
- Size
- SmCabinet 6x5x3.5cm
- Special Info
- Type Locality
Deep red Sarabauite, a very rare antimony mineral found at basically one locality in the world. Superb specimen.
- Availability
- Sold
- Locality
- Långban, Filipstad, Värmland, Sweden
- Formula
- Mn2+2(AsO4)(OH)
- Size
- SmCabinet 8x5x2cm
- Tagged
- arsenate
A rich glassy crystalline mass of Sarkinite to 9mm.
