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USA | |
| [var. Oligoclase] London, D., Burt, D.M. (1982) Alteration of spodumene, montebrasite and lithiophilite in pegmatites of the White Picacho district, Arizona. American Mineralogist: 67: 97-113. |
| Jahns, Richard H. (1952), AZ Bur. Mines Bull. 162: 97-98. |
| Jahns, R.H. (1952), AZ Bur. Mines Bull. 162: 103. |
| Jahns, R.H. (1952), AZ Bur. Mines Bull. 162: 104-105. |
| Jahns, R.H. (1952), AZ Bur. Mines Bull. 162: 103-104. |
| [var. Cleavelandite] Jahns, R.H. (1952), Pegmatite deposits of the White Picacho district, Maricopa and Yavapai Cos., AZ, AZ Bur. Mines Bull. 162: 98-103. |
| Jahns, Richard H. (1952), AZ Bur. of Mines Bull. 162: 104. |
| Jahns, Richard H. (1952), AZ Bur. of Mines Bull. 162: 84-86. |
| Jahns, R.H. (1952), Pegmatite deposits of the White Picacho District, Maricopa and Yavapai Cos., AZ, AZ Bur. Mines Bull. 162: 43 (Pl XII). |
| Jahns, R.H. (1952), Pegmatite deposits of the White Picacho District, Maricopa and Yavapai Cos., AZ, AZ Bur. Mines Bull. 162: 96-97. |
| Jahns, R.H. (1952), Pegmatite Deposits of the White Picacho District, Maricopa and Yavapai Cos., AZ, AZ Bur. Mines Bull. 162: 50, 93-96. |
Midnight Owl Mine, Independence Gulch, White Picacho Mining District, Yavapai County, Arizona, USA