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Bureau of Mines / Minerals yearbook 1988
(1988)
Ober, Joyce A.; Potter, Michael J.; Virta, Robert L.
Quartz crystal, strontium, wollastonite, and zeolites, pp. 771-778
Page 771
![[page image]](http://images.library.wisc.edu/EcoNatRes/0006/0001/M/0779.gif)
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