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Brazil | |
| Foord, Eugene E., Taggart, Joseph E. (1998) A reexamination of the turquoise group: the mineral aheylite, planerite (redefined), turquoise and coeruleolactite. Mineralogical Magazine, 62 (1) 93-111 doi:10.1180/002646198547495 |
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Chile | |
| Foord, Eugene E., Taggart, Joseph E. (1998) A reexamination of the turquoise group: the mineral aheylite, planerite (redefined), turquoise and coeruleolactite. Mineralogical Magazine, 62 (1) 93-111 doi:10.1180/002646198547495 Site specific Reference unknown. |