Mt. Diablo Mine, Clayton, Contra Costa Co., California, USA
Minerals
Metacinnabar
Dimensions
2.5 x 1.5 x 1.3 cm
Size class
Thumbnail
SID
AU563
Rich coverage of of grey Metacinnabar crystals on matrix. This is an old Mercury mine located at the base of Mt. Diablo (and happens to be the nearest mineral locality to my hometown).
