The action of ammonium chloride upon silicates /
Clarke, Frank Wigglesworth, 1847-1931.
The action of ammonium chloride upon silicates / by Frank Wigglesworth Clarke and George Steiger. - Washington, Govt. Print. Off., 1902. - 57 p. ; 24 cm. - U.S. Geological survey. Bulletin no. 207 . - Geological Survey (U.S.). Bulletin ; no. 207. .
Subject series: E, Chemistry and physics, 36.
gs 05000747
Silicates.
Rocks--Analysis.
QE75 / .B9 no. 207
The action of ammonium chloride upon silicates / by Frank Wigglesworth Clarke and George Steiger. - Washington, Govt. Print. Off., 1902. - 57 p. ; 24 cm. - U.S. Geological survey. Bulletin no. 207 . - Geological Survey (U.S.). Bulletin ; no. 207. .
Subject series: E, Chemistry and physics, 36.
gs 05000747
Silicates.
Rocks--Analysis.
QE75 / .B9 no. 207