Isokite from Mangualde, Portugal

T. Deans

Mineral Resources Division, Overseas Geological Surveys, Imperial Institute, London S.W. 7.

Mineralogical Magazine; March 1958 v. 31; no. 240; p. 819-820; DOI: 10.1180/minmag.1958.031.240.12
© 1958, The Mineralogical Society
Mineralogical Society (www.minersoc.org)