Armbrustmacher, Theodore J <br/><br/>
Alkaline rock complexes in the Wet Mountains area :  Custer and Fremont Counties, Colorado 

 - Washington :  U.S. Govt. Print. Off.,  1984 
 - iv, 33 p. 
 - Professional paper ;  no. 1269 .
 - United States.  Geological Survey.  Professional paper ;  no. 1269 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petrology--Colorado--Wet Mountains<br/>Alkalic igneous rocks
<br/><br/><label>LC Class. No.: </label>QE75  / P9 no. 1269