| Reference | {Deposit:: ADAMS, W.T. GRAPHITE. MINERALS FACTS AND PROBLEMS, 1975}{Deposit:: EDITION. USBM.}{Deposit:: GRAFFIN, G.D. GRAPHITE. INDUSTRIAL MINERALS AND ROCKS,}{Deposit:: 4TH EDITION, 1975.}{Deposit:: TAYLOR, H.A. BUMINES MINERALS YEARBOOK, VOL. 1, 1978-80.} |