Shale from San Benito County, California, USA
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
Dunning, G. E., Walstrom, R. E., & Lechner, W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte, Mexico, Western Canada and Alaska, USA. Baymin Journal, Vol. 19, No. 5 | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |