- Whetstone Mining District
| Grant, Raymond W., Bideaux, R.A., Williams, S.A. (2005) Minerals Added to the Arizona List 1995-2005 (1st ed.) Hill, C.A. (1999) Mineralogy of Kartchner Caverns, Arizona, Journal of Cave and Karst Studies: 61(2): 73-78 www.caves.org |