Zodacite

zodacite

jahnsite

phosphosiderite

hureaulite

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Formula:Ca₄Mn²⁺Fe³⁺₄(PO₄)₆(OH)₄.12H₂O
Hydrated phosphate containing hydroxyl, montgomeryite group, manganese-bearing mineral
Crystal System: Monoclinic
Specific gravity: 2.68 measured, 2.65 calculated
Hardness: 4
Streak: Light yellow to white
Colour: Yellow, light yellow, tiny crystals may appear colourless
Environments

Pegmatites

Zodacite was initially found on a museum specimen from a complex zoned granite pegmatite at the type locality, the Cubos-Mesquitela-Mangualde area, Mangualde, Viseu, Portugal, associated with jahnsite, hureaulite, phosphosiderite, varulite and microcline (HOM, Dana, AM 73.1179-1181).

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