Global InformationChatkalite information
| Chatkalite | |
|---|---|
| General | |
| Category | Sulfide mineral |
| Formula (repeating unit) | Cu6Fe2+Sn2S8 |
| IMA symbol | Ctk[1] |
| Strunz classification | 2.CB.20 |
| Crystal system | Tetragonal |
| Crystal class | Scalenohedral (42m) H-M symbol: (4 2m) |
| Space group | P4m2 |
| Unit cell | a = 7.61(1) Å, c = 5.373(5) Å; Z = 1 |
| Identification | |
| Color | Rose to brown orange; Pale rose in reflected light |
| Crystal habit | Rounded grains, to 100 μm within tetrahedrite |
| Mohs scale hardness | 4.5 |
| Diaphaneity | Opaque |
| Specific gravity | 5.00 (calculated) |
| References | [2][3][4][5] |
Chatkalite is a copper, iron, tin sulfide mineral with formula Cu6Fe2+Sn2S8. It crystallizes in the tetragonal crystal system and forms as rounded disseminations within tetrahedrite in quartz veins.
- ^ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85 (3): 291–320. Bibcode:2021MinM...85..291W. doi:10.1180/mgm.2021.43. S2CID 235729616.
- ^ Mineralienatlas
- ^ Chatkalite in the Handbook of Mineralogy
- ^ Chatkalite on Mindat.org
- ^ Chatkalite data on Webmineral