PRIMARY NONTRONITE FROM THE VENEZUELAN GUAYANA.ISPHORDING WC.1975; AMER. MINERALOGIST; U.S.A.; DA. 1975; VOL. 60; NO 9-10; PP. 840-848; BIBL. 1 P.; 5 ILL.Article

ORIGIN, MINERALOGY AND ECONOMIC POTENTIAL OF THE RESIDUAL TERRA ROSA SOILS OF THE YUCATAN PENINSULAISPHORDING WC.1973; GEOL. SOC. AMER., ABSTR. PROGRAMS; USA; DA. 1973; VOL. 5; NO 7; PP. 680Article

TALC FROM CENTRAL GULF COAST MIOCENE SEDIMENTS.ISPHORDING WC.1971; AMER. MINERALOGIST; USA; 1971(8), VOL. 56, NUM. 0007-0008, P. 1399 A 1402Miscellaneous

GEOMORPHIC EVOLUTION OF TROPICAL KARST TERRANES.ISPHORDING WC.sdIN: 12. INT. CONGR. INT. ASSOC. HYDROGEOL. KARST HYDROGEOL. ABSTR. PROGRAM; HUNTSVILLE, GULF SHORES; 1975; S.L. GEOL. SURV. ALABAMA; MEME DOC. FR,1975, P. 56Miscellaneous

GEOCHEMISTRY OF CARIBBEAN LATERITES AND THEIR RELATIONSHIP TO THE JAMAICA BAUXITE PROBLEM.ISPHORDING WC; HINTON GE.1972; GEOL. SOC. AMER., ABSTR. PROGRAMS; USA; 1972, VOL. 4, NUM. 0007, P. 551Serial Issue