Formula: K2NaAlF6
Origin of name: Locality; El Paso Co., Colorado
Crystal system: Cubic
Crystal class: 4/m -3 2/m
Twinning:
Unit cell:
Colour: Colourless
Diaphaneity: Transparent
Luster: Vitreous to greasy
Habit: Crystals indistinct, in aggregates; massive
Hardness: 2.5
Specific gravity: 2.99
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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