Walfordite
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| Walfordite | |
|---|---|
 Walfordite from Tambo Mine, Elqui Province, Chile |
|
| General | |
| Category | Tellurite minerals |
| Chemical formula | (Fe3+,Te6+,Ti4+,Mg)(Te4+)3O8 |
| Strunz classification | 04.JK.05 |
| Crystal symmetry | Isometric |
| Identification | |
| Colour | Orange |
| Tenacity | Brittle |
| Luster | Adamantine |
| Streak | Orange-yellow |
| Diaphaneity | Opaque |
| Optical properties | Isotropic |
Walfordite is a mineral species of tellurite that was discovered in Chile in 1999.[1] The mineral is described as orange with orange-yellow streak, and is determined to have an approximate chemical formula of (Fe3+,Te6+,Ti4+,Mg)(Te4+)3O8.[1]
[edit] References
- ^ a b Back, Malcolm E.; Grice, Joel D.; Gault, Robert A.; Criddle, Alan J.; Mandarino, Joseph A. (1999). "Walfordite, a New Tellurite Species from the Wendy Open Pit, El Indio - Tambo Mining Property, Chile". The Canadian Mineralogist 37: 1261–1268. http://rruff.geo.arizona.edu/doclib/cm/vol37/CM37_1261.pdf.
- Walfordite, MinDat.org, http://www.mindat.org/show.php?id=7360
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