Composition of perlite

Additional Authors:	Anderson, Floyd Gustaf,, Baur, Gretta S., Selvig, W. A., Colbassani, P. J., Bank, Walter.
Year:	1956
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:5199
Series:	Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number:	5199
Subjects:	Mine dusts
	Perlite
Link:	https://hdl.handle.net/2027/mdp.39015078540690