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USA | |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 244 |
| Merritt Stephen Enders (2000) The Evolution of Supergene Enrichment in the Morenci Porphyry Copper Deposit, Greenlee County, Arizona. PhD Thesis, University of Arizona |
| Harrer, C.M (1964), US Bur. Mines Info. Circ. 8236: 64 MRDS file #10048190. |
- Pikes Peak Mining District
| MRDS file #10027526. |
- Las Guijas & San Luis Mountains
- Arivaca Mining District (Las Guijas Mining District)
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 145, 244 Hewett, D.F. (1972), Manganite, hausmannite, braunite: Features, modes of origin, Economic Geology: 67: 83-102. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 244 |
- Glove Mine group (Zombie & Zeco claims; Festiago-Franklin; Blacksmith adit)
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 244 Olson, H.J. (1966), Oxidation of a sulfide body, Glove mine, Santa Cruz Co., AZ, Econ.Geol.: 61: 731-743 Bideaux, R.A., et al (1960), Some new occurrences of minerals of Arizona, AZ Geol. Soc. Digest: 3: 53-56 |
| Melchiorre, Erik B., Paul M. Orwin, Frank Reith, Maria Angelica D. Rea, Jeff Yahn, and Robert Allison. (2018) "Biological and Geochemical Development of Placer Gold Deposits at Rich Hill, Arizona, USA" Minerals 8, no. 2: 56. https://doi.org/10.3390/min8020056 |
Hardshell Mine, Hardshell Gulch, Harshaw, Harshaw Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA