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Bureau of Mines / Minerals yearbook metals, minerals, and fuels 1976
(1976)
Schottman, Frederick J.
Silicon, pp. 1217-1222
Page 1217
![[page image]](http://images.library.wisc.edu/EcoNatRes/0017/0001/M/1225.gif)
As a work of the United States government, this material is in the public domain.| For information on re-use see: http://digital.library.wisc.edu/1711.dl/Copyright




