Gruzdevite
Cu6Hg3Sb4S12 [CNMNC approved formula]
Named To honor the Russian mineralogist, V.S. Gruzdev (1938-1977).
| IMA status : | Approved Species 1981 () |
| CLASSIFICATION | |
| Dana (8th edition) : |
03.04.13.03 |
| (03) Sulfides - Sulfosalts | |
| (03.04) where z/y > 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals | |
| (03.04.13) | |
| Nickel-Strunz (10th edition) : |
02.GA.30 |
| (02) Sulfides | |
| (02.G) Sulfarsenites, sulfantimonites, sulfbismuthites | |
| (02.GA) Neso-sulfarsenites, etc. without additional S | |
| Crystal system: | Trigonal System |
| Point group (H-M): | 3 — pyramidal |