Owl - coll. P.P. ATHENA

MINERALOGY
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Mineral:ALLEGHANYITE
Formula:Mn2+5(SiO4)2(OH)2
Crystal System:Monoclinic
Strunz Nr:8/B.04-60
Group:Humite Group Manganhumite Subgroup
References:AM 54 (1969), 1392; HB2/1 (1995)
Type Locality:Bold Hill, Alleghany Co., North Carolina, USA

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