|
USA | |
| [Chalcedony var. Agate] |
| [Chalcedony var. Agate] Chapman, E. W. 1937 Barstow desert localities described: The Mineralogist, v. 5, no. 1, p. 9-10, 111-114. Barstow Syncline, Rosamond Section in Antelope Valley and Red Rock Canyon, Upper Mio-L.Plio. Coral chalcedony, Afton Canyon, Myrickite, Opal Mt E of Hinkley, CA, Pb Pipe Spr, Black Canyon |
| King, Van (n.d.) Personal communcation. |
| (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. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| [var. Blue Quartz] Robert E.Walstrom Collection |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| [Chalcedony var. Moss Agate] Berkholz, M. F. 1962b Map |
Afton Canyon, Afton, Cady Mountains, San Bernardino County, California, USA