Formula: AgCl
Origin of name: From Greek for green and argyros = silver
Crystal system: Cubic
Crystal class: 4/m -3 2/m
Twinning: On {111}
Unit cell: a = 5.549Ǻ
Colour: Gray, greenish gray, yellowish; may turn violet-brown in light
Diaphaneity:
Luster: Resinous to adamantine, waxy
Habit: Crystals cubic; massive, crusts and waxy coatings; columnar or fibrous
Hardness: 2.5
Specific gravity: 5.556
Cleavage: None
Tenacity: Subconchoidal to uneven; sectile
Streak:
Synonyms/varieties: Cerargyrite, embolite
Comments:
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