Search Archived Mineral Specimens
- Availability
- Sold
- Locality
- N'Chwaning III mine, Kalahari Mn fields, Northern Cape Province, South Africa
- Formula
- Ca3Mn4+(SO4)(CO3)(OH)6·12H2O
- Size
- SmCabinet 5.5x1.5x3cm
Lemon yellow seam of Jouravskite. Rich specimen. Excellent specimen for this rare carbonate.
- Availability
- Sold
- Locality
- N'Chwaning III mine, Kalahari Mn fields, Northern Cape Province, South Africa
- Formula
- Ca3Mn4+(SO4)(CO3)(OH)6·12H2O
- Size
- Miniature 5x3.5x1cm
- Tagged
- carbonate
Lemon-yellow crystalline seam of Jouravskite with some crystal faces on a red unknown mineral and white fibrous Xonotlite.
- Availability
- Sold
- Locality
- Centennial Eureka mine, Tintic dist., Juab Co., Utah, United States
- Formula
- CaCu10(TeO3)4(AsO4)4(OH)2·4H2O
- Size
- Miniature 3.5x2.5x3cm
- Tagged
- tellurium
- Special Info
- Type Locality
Bluish green radial crystals flat on matrix. Rare. We have been notified that this specimen is most like Eurekadumpite.
- Availability
- Sold
- Locality
- Iron Hill, Powderhorn dist., Gunnison Co., Colorado, United States
- Formula
- Ca10Mg4Al2Si11O39 · 4H2O
- Size
- Thumbnail 3x2.5x1.5cm
- Special Info
- Type Locality
Glassy slightly green mass. This is the type locality, of two localities worldwide. Rare.
- Availability
- Sold
- Locality
- Christmas mine, Gila Co., Arizona, United States
- Formula
- CaZn2Si2O7·H2O
- Size
- Miniature 5x5x2.5cm
- Special Info
- Type Locality
Groups of colorless Junitoite to 5mm. One of the groups, as seen in the photos, shows excellent free-standing crystals. Excellent specimen with a little Kinoite also. Juntoite is a very rare mineral first found at the Christmas mine and has only at one other locality in world, which is Franklin, NJ.
Merry Christmas!
- Availability
- Sold
- Locality
- Christmas mine, Gila Co., Arizona, United States
- Formula
- CaZn2Si2O7·H2O
- Size
- Miniature 4x4.5x2cm
- Special Info
- Type Locality
Colorless plates of rare Junitoite to 6mm on and with lavender smectite clay.
