Virtual Landscapes of Texas

63

Mi-20a.

Strip-mine sample, as Mi-20; air-dried.

Mi-20b. Strip-mine sample, as Mi-20; moisture- and ash-free.

Mi-21. Strip-mine sample, McAlester Fuel Company; Sandow mine, southwest of Rockdale; middle bench; U.S.B.M. Coal Lab. no. C-84232; no. 46112, Selvig and others, 1950, pp. 24, 60.

Mi-21 a. Strip-mine sample, as Mi-22; air-dried.

Mi-21 b. Strip-mine sample, as Mi-22; moisture- and ash-free.

Mi-22. Strip-mine sample, McAlester Fuel Company; Sandow mine, southwest of Rockdale; lower bench; U.S.B.M. Coal Lab. no. C-84233; no. 46113, Selvig and others, 1950, pp. 24, 60.

Mi-22a. Strip-mine sample, as Mi-23; air-dried.

Mi-22b. Strip-mine sample, as Mi-23; moisture- and ash-free

Mi-23. Strip-mine sample, McAlester Fuel Company; Sandow mine, southwest of Rockdale; upper bench; U.S.B.M. Coal Lab. no. C-84231 ; no. 461 1 1, Selvig and others, 1950, pp. 24, 60.

Mi-23a. Strip-mine sample, as Mi-21 ; air-dried.

Mi-23b. Strip-mine sample, as Mi-21 ; moisture- and ash-free.

Mi-24. Mine sample, Texas Coal Company, Rockdale; no. 39, Phillips and others, 1911, pp. 45, 46; no. 630, Phillips and Worrell, 1913, pp. 202, 203; no. 1343, Schoch, 1918, pp. 83, 191.

Mi-25. Car sample, Texas Coal Company, Rockdale; no. 745, Phillips and Worrell, 1913, p. 101; no. 1338, Schoch, 1918, pp. 82, 191.

Mi-26. Car sample, Texas Coal Company, Rockdale; air-dried; no. 1339, Schoch, 1918, pp. 82, 191.

Mi-27. Car sample, Texas Coal Company, Rockdale; apparently air-dried; B. E. G. no. 661; no. 1337, Schoch, 1918, pp. 82, 191.

Mi-28. Mine sample, Texas Coal Company, Rockdale; Phillips and Worrell, 1913, p. 192.

Mi-29. Mine sample, Vogel & Lorenz (subsequently Vogel Coal & Manufacturing Company), Vogel Switch, Rockdale; no. 29, Phillips and others, 1911, pp. 45, 46; no. 601, Phillips and Worrell, 1913, pp. 202, 203; no. 1342, Schoch, 1918, pp. 83, 191.

Mi-30. Mine sample, Worley mine, Rockdale; no. 1538, Phillips, 1902, pp. 51, 53; no. 1330, Schoch, 1918, pp. 82, 191.

Mi-31. Mine sample, submitted by W. A. Butler, Hillsboro; southeast of Rockdale; B. I. C. no. 714; no. 1347 a, Schoch, 1918, pp. 83, 192.

Panola County

Pa-1. Mine sample, from end of tunnel on Mineral Spring Ridge, 4.0 miles northwest of Beckville; seam, 4.5 feet thick; Dumble, 1892, p. 192.