Manganese Dendrites from Pacific Plate
USA | |
| Weissman collection |
| Nicholas Rondilone's Collection |
| Stephenson, J. (2008), Pala District Opens Wider: Oceanview Mine Strikes It Big. Gem News: Pala International, Fallbrook, CA. January 16th. |
| King, Van (n.d.) Personal communcation. |
Old City Quarry, Riverside, Riverside County, California, USA