| | Description | |
| Comments: | The principal ore mineral here. Occurs in veinlets of chalcedony and in brecciated silica carbonate rock that is found in sheared and faulted contacts of serpentine, sandstone and shale. | | Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Bradley, W.W. (1918), Quicksilver resources of California, with a section on metallurgy and ore dressing: California Mining Bureau. Bulletin 78, 389 pp.: 80-81; Ransome, Alfred Leslie & J.L. Kellogg (1939), Quicksilver resources of California: California Division Mines Report 35: 353-486; Fix, A.A. & C.M. Swinney (1949), Quicksilver deposits of the Oakville district, Napa County, California: California Journal of Mines and Geology: 45: 31-46; Pemberton, H. Earl (1983), Minerals of California: 118 & 120. | | Associated minerals: | |
| Associates: | Chalcedony
| | Data | |
| Mineral Data: | Click here to view Cinnabar data | | Locality Data: | Click here to view La Joya Mine, Oakville, Oakville District, Napa Co., California, USA |
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