Formula: approximately Bi(Se,Te,S)
Origin of name: Named for the locality, Poruba, Vihorlat Mountains, Slovakia
Crystal system: Trigonal?
Crystal class:
Twinning:
Unit cell:
Colour: Gray
Diaphaneity: Opaque
Luster: Metallic
Habit:
Hardness:
Specific gravity:
Cleavage:
Tenacity:
Streak:
Synonyms/varieties:
Comments: Not approved IMA, an inadequately described species
| 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 |