742 



INDEX. 



Carboniferous shales, 312, 375. 



water bearing strata, lxxxv, lxxxvi, 21. 

 Carlee, John P., 273. 

 Carnelian, lxxii. 

 Carrizo Mountains, xxi, liii, lv, lxv, xciii, 669, 



671, 674, 675, 681, 682. 

 Carrizo sandstone, lxxxiii. 

 Carrizo Springs, lxxxiii. 

 Carson & Lewis coal mine, 519. 

 Carthage, 230. 

 Cass County, xxiii, civ, cv, 8, 9,. 11, 30, 31, 



65-95. 

 Cassiterite, lxix, 595, 596, 598. 

 Castell, 624. 

 Catchment basins, xxiii, lxxviii, lxxxiii, 



lxxxiv, lxxxvi, lxxxvii. 

 Cat Mountains, 616, 646. 

 Cathedral Mountain, 672. 

 Cavern limestone, 589. 

 Cave Spring, 250. 

 Cedar Mountain, 466, 629. 

 Cement materials, Ivi, 653. 

 Cenozoic, lxxix. 

 Center, 247, 252. • 

 Central basin, lxxix, lxxxiv. 

 Central Carboniferous field, c, 369. 

 Central Mineral Region, xciv, 555. 



asbestos, lxxv. 



assays, 591-594. 



building stones, li, liii, lv, 636-652. 



cements, 653. 



clays, 653. 



copper ores, lxiii, 577-583. 



fictile materials, 655. 



geologic structure, 556-568. 



gold, 573. 



graphite, lxxv. 



iron ores,*lviii, Ix, 608-636. 

 analyses, 634, 635. 



lead, lxv, 583-590. 



lime, 654. 



manganese, lxx, 602-607. 



mica, lxxv. 



road material, lxxvi. 



silver, 575. 



soapstone, lxxv. 



slate, 652. 



tin, lxix, 595-602. 



topographic work, xxii. 



whetstones, lxxi. 



zinc, lxv, 602. 

 Central Texas, xxvii. 

 Cephalopoda, Carboniferous, 329-356. 

 Chaffin coal mine, 551. 

 Chalcedony, lxxii. 

 Chalcopyrite, lxiv, 578. 

 Chalybeate springs, 289. 

 Chamberlin, Prof. T. B., on conditions of ar- 

 tesian wells, lxxviii. 

 Chaney diggins, 625. 

 Charcoal, 15, 33, 37, 107. 



methods of manufacture, 33, 35. 



comparative production and cost, 35, 36, 

 296. 

 Chemical department, cvi. 



analyses, cvii. 



Chemical laboratory, xxx. 



report, cvi. 

 Cherokee, xxvii, lxxxvi, 650. 



County, lxxx, 9, 13, 19, 20, 26, 28, 31, 

 207, 228, 287-302. 



Tiger Mill band, 627. 

 Chinatti Mountains, lxvii, lxx, 671, 685. 

 Chireno, xlv, 277. 

 Chisos Mountains, 670, 671. 

 Chispa, 671. 

 Chocolate soils, 321. 



Chouteau, Harrison & Valle Iron Company, 16. 

 Chrysolite, 655. 

 Cibolo mine, lxviii. 

 Cinnabarite, 713. 

 Cisco, xxvi, xli, lv, c, 374, 463, 544. 



beds, 401, 420. 



division of Carboniferous, 372, 374. 

 fossils, 378, 379, 385, 386. 

 sections, 377, 379, 385-388. 

 Claiborne, lxxxi, 29. 



greensands, 27. 



group, 285. 

 Clark, J. F., xcv, xcvi. 

 Clarksville, 39. 

 Clav County, xcix. 



Clays, xhx, 89, 108, 142, 150, 172, 180, 194, 

 219, 229, 231, 245, 256, 268, 288, 315, 

 320, 467, 653. 



basal, lxxxi, 24, 304. 



coast, xlix, lxxix, lxxxiii. 



fictile, lvi, 90, 91, 108, 143, 149, 172, 196, 

 210, 220, 245, 256, 269, 288, 504. 



analyses, 91, 111, 112, 113, 198, 199, 

 219, 220, 257. 



localities, 91, 113, 144, 145, 148, 149, 

 151, 194, 195, 196, 197, 219, 230, 245, 

 257, 268. 



refractory, lxxiv, 90, 112, 145, 197, 220, 

 537. 

 analyses, 147, 148, 149, 197. 



ponderosa, 304, 305. 



black, 93. 



plastic, 320. 



Fayette, lvi, lxxiv. 



copper, 406. 

 Clay industries, 199. 

 Clear Creek, 645, 655. 



Clear Fork beds, lvii, lxiii, xcix, 375, 401, 

 420, 463, 465, 466. 



dip, 430. 



division, 419,420, 421. 

 Click marbles, 561. 



Mountain band, 628. 



ore field, 618. 



series, 561. 

 Cliffs, Diabolo, xciii. 

 Coal Creek, c, 483. 

 Coal fields — 



Brazos, xxvi, xli, 369. 



Central, xxv, xl, lv, lxxi, lxxiv, 369. 



Colorado, xxvi, xli, xlii, 369. 



Nueces, xliii. 



Presidio, xliii. 

 Coal measures, xxv, xxvi, xcix, c, ci, 362, 367 r 

 419, 420. 



