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Phosphate

Redondite

Al(PO₄)·2H₂O
ClassPhosphate
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Redondite specimen

8.6 x 7.3 x 4.3 cm. Redondite is the rare iron-rich variety of variscite. Sculptural green crusts are artistically set on the hefty matrix richly inpregnated with banded micro pyrite crystals. Old-time, seldom available material. A fine and rare Bisbee combination species for the locality collector. From a major rarities collection. From: Cole Mine (Cole shaft; Cole No. 3), Bisbee, Cochise County, Arizona, USA. — Photo: Robert M. Lavinsky · CC BY-SA 3.0

Redondite

Redondite is an IMA-recognized mineral species in the phosphate class, with the chemical formula Al(PO₄)·2H₂O.

IMA symbol Rdo, IMA status: questionable, named in 1869.

Index entry. This entry combines official IMA/RRUFF species data with published physical-property data — a full written entry hasn’t been published yet. Browse more R minerals or help write this entry.