Chrysotile
VIII - Phyllosilicates (Serpentine Group) |
Name | Chrysotile | |
Chemistry | Mg6[(OH)8|Si4O10] | |
Hardness | 3 - 4 | |
Lustre | dull | |
Colour | in many colours | |
Streak | white | |
Density [g/cm3] | 2.5 - 2.6 | |
Crystal habit | monoclinic, microcrystalline | |
Cleavage, Fracture | fibres can be separated easily | |
other characteristics and occurrences | antigorite = foliated
serpentine
alteration product from olivine ((Mg,Fe)2[SiO4]) and hornblende ((Ca,Na,K)2(Mg,Fe2+,Fe3+,Al)5[OH|(Si,Al)4O11]) |
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