Carroll, Dorothy, 1907-1970 Clay minerals : a guide to their x-ray identification / Dorothy Carroll - Boulder, Colo. : Geological Society of America, 1970 - vii, 80 p. : ill. ; 23 cm. - Special papers (Geological Society of America) ; no. 126 . Bibliography : p. 69-75 ISBN: 0813721261 LCCN: 71-098016 //r87 Subjects--Topical Terms: Clay mineralsX-ray crystallography