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USA | |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. Carpenter, P. Albert III (1976) Metallic Mineral Deposits of the Carolina Slate Belt. Bulletin 84. North Carolina Geological Survey |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| [var. Sericite] (2005) Mineral Resources Data System (MRDS), US Geological Survey. |