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This Specimen has been sold.
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5.6" Manganoan Calcite with Cubic Pyrite - Highly Fluorescent!
This is a cluster of pink manganoan calcite crystals with cubic pyrite, collected from the Pachapaqui mining district in Áncash, Peru. Under short and longwave UV, the calcite crystals fluoresce a vibrant pink-orange color.
Manganoan calcite, also known as manganocalcite, is a pink, manganese-rich variety of calcite with a chemical composition of (Ca,Mn)CO3. It crystallizes in a trigonal crystal system and forms rhombohedral or scalenohedral crystals. These crystals tend to display a pink color that ranges anywhere from pinkish-salmon to hot pink. It often displays a bright orangey-pink fluorescence under short-wave UV light.
SPECIES
Calcite var. Manganoan Calcite & Pyrite
LOCATION
Pachapaqui mining district, Bolognesi Province, Áncash, Peru
SIZE
5.6 x 4.3"
CATEGORY
SUB CATEGORY
ITEM
#184545
