Formula: (As,Sb)11S18
Origin of name: for Y. Wakabayashi (1874-1943), Japanese mineralogist for Mitsubishi Mining
Crystal system: Monoclinic, pseudohexagonal
Crystal class: 2/m
Twinning:
Unit cell: a = 29.13 Å, b = 6.48 Å, c = 29.13 Å, b = 120.0°
Colour: Golden to lemon-yellow
Diaphaneity: Translucent
Luster: Silky to resinous
Habit: crystals prismatic or fibrous, to 2 cm, elongated on b-axis
Hardness: 1.5
Specific gravity: 3.98
Cleavage: 3; {100}, {010} and {101} perfect
Tenacity: Flexible
Streak: orange-yellow
Synonyms/varieties:
Comments:
| Back to Alphabetical list | Colour photos | Optical properties/Thin sections | SEM images | TEM images | vibrational spectra description | IR spectra | Raman spectra | N-IR spectra | F-IR spectra | IES spectra |