Formula: Li2BeSiO4
Origin of name: Combination of symbols for elements
Crystal system: Monoclinic
Crystal class: m
Twinning:
Unit cell:
Colour: Pale yellow to brown
Diaphaneity:
Luster: Vitreous on cleavage, slightly oily on fractures
Habit: Minute aggregates, may show pinacoidal faces
Hardness: 7 o 7.4
Specific gravity: 2.69
Cleavage: 3; {010} perfect; {100} and {001} distinct
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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