XXI.—Note on the Banded Structure of Certain Minerals

R. Cunnack

Communicated by J. H. Collins, F.G.S.

Mineralogical Magazine; December 1878 v. 2; no. 11; p. 228-229; DOI: 10.1180/minmag.1878.002.11.09
© 1878, The Mineralogical Society
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