Slemmons, David B. <br/><br/>
Determination of volcanic and plutonic plagioclases using a three- or four-axis universal stage :  revision of Turner method / 
David B. Slemmons 
 - New York :  Geological Society of American,  1962 
 - 64 p. :  ill., tables ;  24 cm. 
 - Special papers (Geological Society of America) no.69. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Feldspar