00843cam a22002651 4500 gs 48000016 DLC 20260227111353.0 780112s1947 aruab b 000 0 eng c gs 48000016 (OCoLC)3554021 U.S. Geol. Survey. Libr. ArRuA OCoLC DLC premarc QE87 .A2 no. 11 TN490.T6 H6 Copy 2. 553.49 Holbrook, Drew F. A brookite deposit in Hot Spring County, Arkansas. Little Rock, 1947. 21 p. illus., maps (1 fold.) 23 cm. Arkansas Resources and Development Commission. Division of Geology. Bulletin 11 Bibliographical footnotes. Titanium dioxide. Titanium ores Arkansas Hot Spring County. 28237 28237