Formula: (Zn,Ni,Cu)8Al8V2Si5O35 . 27H2O
Origin of name: After locality; Kurumsak, Kazakhastan
Crystal system: Orthorhombic
Crystal class: Unknown
Twinning:
Unit cell:
Colour: Greenish yellow to bright yellow
Diaphaneity:
Luster: Vitreous to silky
Habit: Fibres, radiating, finely felted
Hardness:
Specific gravity: 4.03
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
| 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 |