Rose Quartz from Butte County, California, USA
USA | |
| Murdoch, Joseph, Webb, Robert W. (1966) Minerals of California, Centennial Volume (1866-1966) - California Division Mines and Geology, Bulletin 189. p.1-559. Sterrett, Douglas Bovard (1916), Gems and precious stones: Mineral Resources U.S., 1914, part 2: 324 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |