Quartz and Silica: Part 1. - General Summary

Author:	Santmyers, Reigart Meredith
Year:	1931
Document Type:	N/A
SUDOC:	C 22.11:6472
Series:	Information circular (United States. Bureau of Mines)
Report Number:	I. C. 6472
Subjects:	Silica.
	Quartz.
Link:	http://digital.library.unt.edu/ark:/67531/metadc67005/