Hydrohalloysite from East Tintic Mountains, Utah, USA
USA | |
| Patterson,Sam H. and Murray.Haydn H. (1984) Kaolin,Refractory Clay,Ball Clay,and Halloysite in North America,Hawaii and the Caribbean Region : USGS Professional Paper 1306 |
| Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey |