Muscovite from Copper Hill Mine (Copper Hill group; Patented claims MS 4452), Copper Basin Mining District, Sierra Prieta Mountains, Yavapai County, Arizona, USA
USA | |
| [var. Sericite] MRDS database Dep. ID #10109059, MRDS ID #M003750. |
USA | |
| [var. Sericite] MRDS database Dep. ID #10109059, MRDS ID #M003750. |