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Earth lab datasite

Chalcosiderite
Phosphate globular masses
hydrous copper iron aluminium phosphate
Cu (Fe Al)6 (PO4)4 OH8 ?
Scale bar = 1 centimetre
cleavage: Perfect
crystal system: Triclinic
hardness 4.5
relative density 3.2 - 3.3
Cornwall
25 I 1