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Bureau of Mines / Minerals yearbook metals and minerals 1982
(1982)
Meisinger, A. C.
Perlite, pp. 651-[654]
Page 651
![[page image]](http://images.library.wisc.edu/EcoNatRes/0012/0001/M/0659.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




