











Mineral Specimen and Product Inventory Search
- Availability
- Available
- Price
- $35.00
- Locality
- Tip Top mine, Custer Co., South Dakota, United States
- Formula
- CaMn2+Mg2Fe3+2(PO4)4(OH)2·8H2O
- Size
- 4.5 x 3 x 3.5 cm - Miniature
- Tagged
- phosphate, pegmatite mineral
Yellow to yellowish green Jahnsite to about 0.5mm in clusters to 3mm. It is associated with dark green to rusty red Mitridatite. If I had to guess it is Jahnsite-(CaMnMg).
- Availability
- Available
- Price
- $55.00
- Locality
- Tip Top mine, Custer Co., South Dakota, United States
- Formula
- CaMn2+Mg2Fe3+2(PO4)4(OH)2·8H2O
- Size
- 7.5 x 5.5 x 5.5 cm - Sm Cabinet
- Tagged
- phosphate, pegmatite mineral
Yellow Jahnsite crystals to about 0.5mm with good coverage. There may be two different types of Jahnsite as another is more green than yellow, if you can go by color. Other minerals include dark red Rockbridgeite and dark green Mitridatite.
- Availability
- Available
- Price
- $55.00
- Reduced Price
- $35.00
- Locality
- Tip Top mine, Custer Co., South Dakota, United States
- Formula
- CaMn2+Mg2Fe3+2(PO4)4(OH)2·8H2O
- Size
- 4 x 3 x 2.5 cm - Miniature
- Tagged
- phosphate, pegmatite mineral
Exceptional micro crystals of glassy yellow Jahnsite, pink Hureaulite and light purple Leucophosphite.
- Availability
- Available
- Price
- $35.00
- Locality
- Tom's Phosphate quarry, Kapunda, South Australia, Australia
- Formula
- NaCaFe4(PO4)4(OH)3·5H2O
- Size
- 3 x 2.5 x 1.5 cm - Thumbnail
- Tagged
- phosphate
- Special Info
- Type Locality
Blazing orange fibrous crystals throughout mass.
- Availability
- Available
- Price
- $20.00
- Locality
- Lake Boga granite quarry, Lake Boga, Victoria, Australia
- Formula
- NaFe3+9(PO4)6(OH)11·3H2O
- Size
- 2 x 1.8 x 1.6 cm - Thumbnail
- Tagged
- phosphate
It's hard to see in the photos, but the Kidwellite are the tiny yellow-green spheroidal crystal groups.
- Availability
- Available
- Price
- $30.00
- Locality
- Tom's Phosphate quarry, Kapunda, South Australia, Australia
- Formula
- Al3(PO4)2F2(OH)·7H2O
- Size
- 3.5 x 2.5 x 2.5 cm - Miniature
- Tagged
- phosphate
Chalky white nodule.