Formula: (Na,Ca)3Fe2(AsO4)(MoO4)6.15H2O
Origin of name: from sodium and betpakdalite
Crystal system: monoclinic
Crystal class: unknown
Twinning:
Unit cell:
Colour: lemon-yellow
Diaphaneity:
Luster: dull
Habit: crystals pseudohexagonal outline, submicroscopic, microcrystalline and powdery films or crusts
Hardness:
Specific gravity: 2.02
Cleavage: none
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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