TABLE 1. Lithium analyses of samples _of_ hioh-alumi na mat er i al,s 'fVpm'ya^rl_ous.ljLi.i,C?JL CSee fig. 1 for location of all samples except those from Pennsylvania* the locations of which are shown on fig. 2. Lithium analyses made with atomic absorption methods by Mary C. Coss for the Arkansas samples and by A. L. Meier for all others. Samples from Arkansas supplied by Charles G. Stone* Arkansas Geological Commission* Little Rock* AR. The field numbers for these samples are preceded by TSAR and the laboratory numbers by MAP. Samples from Fayette and Somerset Counties* PA supplied by J. W. Hosterman* U. S. Geological Survey* Reston* VA; see Hosterman* 1963 for further information. Samples with field numbers ending in A represent the Iess-than-4-micrometer size fraction separated from the whole sample. Field numbers from 67 to 69 and from 140 to 141 are suffixed by-JH-66* as in 67-JH-66. All other field numbers are suffixed by-JH-67; laboratory numbers are preceded by MAP. Samples from Twiggs and Wilkinson Counties* GA with G field numbers* which are complete as they stand* were supplied by R. B. Hall* U. S. Geological Survey* Denver* CO; laboratory numbers are preceded by MAH. All other samples were supplied by the companies indicated. Field numbers for the samples from the Beulah mine* Pueblo Co.* CO are complete as they stand/ laboratory numbers are preceded by MAP. All other field numbers are preceded by T076 and laboratory numbers by MAS.3 localities and Samples Map Number Field Lab. Number Number lithium (ppm) Utah Co.* ID Latah City* ID* A. P. Green Refractories Co. Clay* very sandy; seems to be disintegrated igneous rock Troy* ID* A. P. Green Refractories Co. Clay* light tannish gray; somewhat layered Clay* very sandy and micaceous Middlesex Co.* NJ Woodbridge* NJ* A. P. Green Refractories Co. Clay* light gray to white* fragmental. "NO. 1 fine" Clay* red and green mottled; "N'o. 1 red fat" Scioto Co.* OH Sciotoville flint clay* Oak Hill* OH* *.. P. Green Refractories Co. C lay* gray Clay* gray/ Wellston clay Grundy Co. IL Morris Plant* A. P. Green Refractories Co. Clay* gray; "Laole clay" Clay* greenish gray and gray; contains siderite pellets, "grundite" Pueblo Co.* CO Rock Creek mine* A. P. Green Refractories Co. Clay* dark gray* sllty and sandy Flint clay* gray* fragmentai; contains thin streaks of si It 28 29A 298 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498. 499 500 501 502 503 * 120 28 10 z 4 2 28 190. 84 Pulaski Co./ AR Clay pit* A. P. Green Refractories Co.; rear Old Blue Hole Clay/' interbedded with lignite Stock pile along Ark. Highway 338 Bauxite Baux i te nodules Clay oit near WoodyardviIle* A. P. Green Refractories Co. Clay* gray Clay/ gray^ harder than above Walker Co.* AL Reed property* A. P. Green Refractories Clay* brownish gray* "Cordova clay" Twi ggs Co.* GA Thorpe property* A. P. Green Refractories Co. Kaolin* yellowish white* soft

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