Formula: NiCO3 . 6H2O
Origin of name: For Henry Hellyer, Australian surveyor
Crystal system: Monoclinic
Crystal class: 2/m
Twinning:
Unit cell:
Colour: Light blue
Diaphaneity:
Luster: Vitreous
Habit: Coatings, fine-grained
Hardness: 2.5
Specific gravity: 1.97
Cleavage: 3; One perfect, two good
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 |