Formula: CuFe4(SO4)6(OH)2 . 20H2O
Origin of name: From copper (Latin Cuprum) and copiapite
Crystal system: Triclinic
Crystal class: -1
Twinning:
Unit cell:
Colour: Yellow, greenish-yellow, yellow-green
Diaphaneity:
Luster: Pearly
Habit: Crystals tabular, scaly aggregates; granular, crusts
Hardness: 2.5 to 3
Specific gravity: 2.08 to 2.17
Cleavage: 2; {010} perfect, {-101} imperfect
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 |