Granite pegmatite.
Ref.: (in part): Dana 7:I:695; Rocks & Min.:60:85. A large pegmatite body, currently commercially mined.
Deposit:: MESA HEALTH AND SAFETY INSPECTION REPORT FEB. 15, 16, AND 18
Deposit: NC GEOL SURVEY
Deposit:: OLSON, J C, 1944, NC DEPT OF CONS & DEVEL BULL 43, PLATE 2.
Deposit:: OPERATION INCLUDES 2 MINES. FROM 1975 EMJ DIR-500000
Mineral List:14 entries listed. 12 valid minerals.
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