Formula: TiAsS2
Origin of name: For E. Lorand, Hungarian physicist
Crystal system: Monoclinic
Crystal class: 2/m
Twinning:
Unit cell: a = 12.29 Å, b = 11.34 Å, c = 6.14 Å, β = 104.6°
Colour: Red, surface may be blackish lead-gray
Diaphaneity:
Luster: Metallic adamantine
Habit: Crystals tabular or short prismatic, striated; thin veinlets; fine granular
Hardness: 2 to 2.5
Specific gravity: 5.54 to 5.56
Cleavage: 3; {100} perfect, {001} and {201} distinct
Tenacity: Flexible, readily separates
Streak: Cerise red
Synonyms/varieties:
Comments:
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