Kintoreitis is a mineral , phosphate from the crundallite group. It was first found in Australia [1] .
| Kintoreitis | |
|---|---|
| Formula | PbFe 3 +3 PO 4 (HPO 4 ) (OH) 6 |
| Physical properties | |
| Colour | yellowish |
| Trait color | green |
| Shine | glass, oily |
| Transparency | translucent |
| Hardness | four |
| Density | 4.29 g / cm³ |
| Syngonia | trigonal |
Content
Properties
Kintoreitis has a yellowish color, a green stroke, glass shine, trigonal syngony, a rather low hardness on the Mohs scale, density 4.29. The chemical formula is PbFe 3 +3 PO 4 (HPO 4 ) (OH) 6 .
Literature
- Pring, A., Birch, WD, Dawe, JR, Taylor, MR, Deliens, M. & Walenta, K. (1995) Kintoreite, PbFe3 (PO4) 2 (OH, H2O) 6, a new mineral of the jarosite- alunite family, and lusungite discredited. Mineralogical Magazine: 59: 143-148.
- Mineralogical Record: 27: 302-303.
- Neues Jahrbuch für Mineralogie, Monatshefte (1998): 145-163.
- Gray, IE, Mumme, WG, Mills, SJ, Birch, WD & Wilson. NC (2009): The crystal chemical role of zinc in alunite-type minerals: structure refinements for pure and zincian kintoreite. American Mineralogist, 94, 676-683.
See also
- Apatite
- Vivianite