Formula: KAl7(NO3)4Cl2(OH)16.8H2O
Origin of name: from the initials of the Sociedad de Venezolana de Espeleologia (Venezuelan Speleological Society)
Crystal system: monoclinic
Crystal class: unknown
Twinning:
Unit cell:
Colour: white
Diaphaneity:
Luster:
Habit: contorted flakes, in aggregates
Hardness: 1
Specific gravity: 2.0
Cleavage: 1; perfect
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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