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Carbonate Hydroxylapatite

Morro do Serrate carbonatite, Registro district, São Paulo, Brazil

Small cabinet, 7.3 by 4.0 by 3.4 cm

$200 - Order Form

This is an unusual member of the apatite group. This specimen is from a carbonatite deposit, which is an exotic igneous rock rich in CO₂. This specimen is a complete mound covered in crystals, on side they are bright and transparent, while on the other side of the mound, the crystals are cloudly and white. The crystals reach about 2 mm, but form grape-like aggregates. Comes with an older label with the designation "dahliite".