Studies of amphibolites and constituent hornblendes from an area of progressive metamorphism near Lead, South Dakota
The progressive metamorphism and origin of the amphibolites of the Lead-Deadwood area, S. Dakota, are considered in detail. Eighty specimens of amphibolite were collected along a belt 3 miles long extending across the entire garnet zone and part of the staurolite zone of the enclosing meta-sediments...
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Raychaudhuri, Bimalendu (1960) Studies of amphibolites and constituent hornblendes from an area of progressive metamorphism near Lead, South Dakota. Dissertation (Ph.D.), California Institute of Technology. doi:10.7907/V56J-JE76. https://resolver.caltech.edu/CaltechETD:etd-06302006-083245 <https://resolver.caltech.edu/CaltechETD:etd-06302006-083245>