Formula: (Ca,Na,Ba)U2O7 . 2H2O
Origin of name: From Greek meta - after and calcio-uranoite
Crystal system: Unknown
Crystal class: Unknown
Twinning:
Unit cell:
Colour: Orange
Diaphaneity:
Luster:
Habit: Dense, fine-grained aggregates
Hardness:
Specific gravity: 4.90
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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