Formula: Mg3Si2O5(O)4
Origin of name: from Greek para = similar and chrysotile
Crystal system: orthorhombic
Crystal class: unknown
Twinning:
Unit cell:
Colour: yellow, white, gray, green
Diaphaneity: semitransparent
Luster: silky in aggregates
Habit:
Hardness: 2.5
Specific gravity: 2.55
Cleavage: none
Tenacity:
Streak:
Synonyms/varieties:
Comments: polymorphous with antigorite, clinochrysotile, lizardite and orthochrysotile
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