AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Iowa > Calcite, Fluorite, Millerite, Pyrite

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Calcite, Fluorite, Millerite, Pyrite from Iowa

 
Calcite, Fluorite, Millerite, Pyrite from Iowa

Photo below under shortwave ultraviolet illumination:
Calcite, Fluorite, Millerite, Pyrite from Iowa

DESCRIPTION:No. 15566
Mineral:Calcite, Fluorite, Millerite, Pyrite
Locality:Iowa
Description:Geode lined with white scalenohedral calcite crystals up to 10 mm with scattered 3-4 mm millerite and pyrite crystals. Two brown fluorite crystals about 8 mm each fluoresce yellow under UV illumination. Geode has been extracted using a saw. Undamaged. Ex. Rutgers University Geology Museum
Overall Size:7x6x6 cm
Crystals:1-10 mm
Status: Sold - Posted here for reference only
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