Chalcopyrite from
Cornucopia Mine (Healdsburg Mine; Squaw Creek Mine), Black Oaks, West Mayacmas District, Mayacmas Mts (Mayacamas Mts), Sonoma Co., California, USA

Description
Quality of samples:	not specified / average specimens
Confirmation
Validity:	Believed Valid
References
References:	Bradley, W.W. (1916a), Colusa, Glenn, Lake, Marin, Napa, Solano, Sonoma, Yolo County: California Mining Bureau. Report 14: 320; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 134.
Data
Mineral Data:	Click here to view Chalcopyrite data
Locality Data:	Click here to view Cornucopia Mine (Healdsburg Mine; Squaw Creek Mine), Black Oaks, West Mayacmas District, Mayacmas Mts (Mayacamas Mts), Sonoma Co., California, USA

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Current server date and time: 16th Feb 2012 14:18:08