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ATHENA

MINERALOGY

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Mineral: TINZENITE
Formula: Ca2Mn2+4Al4[B2Si8O30](OH)2
Crystal System: Anorthic (Triclinic)
Group: Axinite group
IMA Number: 2016 s.p.
References: SMPM 3 (1923), 227; AM 64 (1979), 635; HB2/2 (1995); L 3 (1999), 9; EJM 30/1 (2018), 177
Type Locality: Tinizong (Tinzen), Alp Parsettens, Sursass (Oberhalbstein), Grischun (Graub√ľnden), Switzerland

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