Mountkeithite

Formula:  (Mg,Ni)11(Fe,Cr,Al)3(OH)24(SO4,CO3)3.5 . 11H2O

Origin of name:  After locality; Mount Keith, Western Australia

 

Crystal system:  Hexagonal

Crystal class:  Unknown

Twinning: 

Unit cell: 

 

Colour:  Pink to white

Diaphaneity: 

Luster: 

Habit:  Crystals flaky in aggregates and rosettes

Hardness

Specific gravity:  1; {0001} perfect

Cleavage: 

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