Muscovite from selected localities.
USA | |
| Wallace R.Griffitts and Jerry C.Olson (1953) Mica Deposits Of The Southeastern Piedmont:USGS Paper 248-D |
Wallace R.Griffitts and Jerry C. Olson (1953) Mica Deposits Of The Southeastern Piedmont: USGS Paper 248-D | |
| K. Wood collection |
No reference listed | |
Griffitts,W.F,Heinrich,E.W,Jahns,R.H,Klepper,M.R,Lemke,R.W and N.J.C,1953,Mica Deposits of the Southeastern Piedmont Parts 1-11,USGS Professional Paper 248 |
Martin Marietta Quarry, Hickory, Catawba County, North Carolina, USA