CATAPLEIITE


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Catapleiite in grennaite from Norra Kärr (The Northern March), county Småland, Sweden

Catapleiite is a very rare zirconium mineral.

The host rock, grennaite, is a nepheline (feldspar) rock containing, nepheline and eckermannite as its main ingredients.

This specimen of catapleiite is further enhanced by lavender coloured fluorite

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Hardness: 5-6

Much more here