Formula: H6(K,Na)3(Al,Fe)5(PO4)8 . 13H2O
Origin of name: For Franco Anelli, Italian geologist
Crystal system: Hexagonal
Crystal class: -3 2/m
Twinning:
Unit cell:
Colour: Yellowish white
Diaphaneity:
Luster:
Habit: Massive, earthy; nodular aggregates, microscopic
Hardness: 1
Specific gravity: 2.26
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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