TY  - BOOK
AU  - Clarke,Frank Wigglesworth
AU  - Steiger,George
TI  - The action of ammonium chloride upon silicates
T2  - U.S.  Geological survey.  Bulletin
AV  - QE75 .B9 no. 207
PY  - 1902///
CY  - Washington
PB  - Govt. Print. Off.
KW  - Silicates
KW  - Rocks
KW  - Analysis
N1  - Subject series:  E, Chemistry and physics, 36
ER  -