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ATHENA

MINERALOGY

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Mineral: HYDROXYAPOPHYLLITE-(K)
Formula: KCa4Si8O20(OH,F).8H2O
Crystal System: Quadradic (Tetragonal)
Group: Apophyllite group
IMA Number: 1978 s.p.
References: AM 63 (1978), 196; L 3 (1981), 5; HB2/1 (1995); MR 39/2 (2008), 131; EJM 25 (2013), 113-115; CM 57 (2019), 965; Phys. Chem. Min. 51 (2024), 3
Type Locality: Ore Knob mine, Jefferson, Ashe Co., North Carolina, USA

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