Formula: Cu7Hg6
Origin of name: From locality; Kolyma River, Russia
Crystal system: Cubic
Crystal class: -43m
Twinning:
Unit cell:
Colour: Tin-white, tarnishes brown-black
Diaphaneity: Opaque
Luster: Metallic
Habit: Crystals cubo-octahedral, submicroscopic
Hardness: 4
Specific gravity: 13.0
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments: Dimorphous with belendorffite
| Back to Alphabetical list | Colour photos | Thin sections | SEM images | TEM images | vibrational spectra description | IR spectra | Raman spectra | N-IR spectra | F-IR spectra | IES spectra |