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Strunzite from
State Forest Quarry #2 (State Forest No. 2 Mica Mine), Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA

Formula:Mn2+Fe23+(PO4)2(OH)2 · 6H2O
Comments:"occurs as typical aggregates of golden fibers, associated with [messelite] and siderite, as well as sulfides....The strunzite is rare, and no more than half a dozen specimens have been secured...and none of them could be described as of outstanding quality. The identity of this material was confirmed by Clifford Frondel of Harvard University." (Schooner 1958) Associated with triphylite secondaries.
Habit:radiating acicular needles and fibers
Colour:golden to yellow-orange
Abundance at site:Very Rare
Validity:Believed Valid
References:Schooner (1958, 1961)
Associated Minerals Based on Photo Data:
Hydroxylapatite1 photo of Strunzite associated with Hydroxylapatite at this locality.
Vivianite1 photo of Strunzite associated with Vivianite at this locality.
Triphylite1 photo of Strunzite associated with Triphylite at this locality.
Mineral Data:Click here to view Strunzite data
Locality Data:Click here to view State Forest Quarry #2 (State Forest No. 2 Mica Mine), Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA
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