INDEX. 253 



Pagh. 



Randolph county, section of strata in 206 



Raney mine 211 



Red clay imbedding zinc ore, analysis of 175 



Red soil of White county, character of 69 



Rice'.- Bpring 207 



Rocks associated with the ores of zinc and lead, analysis of the 174-177 



Rock house in Newton county 86 



Rosin-weed in Marion county 224 



Round-top peak of the Judah mountain 81 



Saccuaroioal sandstone of Missouri, equivalent of the 42 



Saline exudations in Carroll county 91 



Salt-petre. See nitre. 



Sandblows in Poinsett county 31 



Sandstone, quartzose, of Greene county 28, 29 



quaternary, of Greene county 25, 29 



of Carroll county 57, e7 



of Independence county ^5 



of Marion county 4f>, 5l 



of Izard county 41, 12, 43 



of Poinsett county 31, 13 



of White county 68, 69, 70, 7l 



flaggy, of Searcy county 78 



Baccharoidal, equivalent of the 43 



white, of Fulton county (3 



white, of Independence county 38^1 



with vermicular impressions 70 



Searcy county 76 



black marble of 77 



flaggy sandstone of 78 



occurrence of lead ore in 79 



section of strata on the Carrollton road in 79 



section of strata in Wiley's Cove, of 77 



Section of strata on Spadra creek, Johnson county 129 



on Mitchell's hill ." 50 



in the lead region of Carroll county 57 



in the lead region of Marion county 4q 



near the Rapp barrens, Fulton county 59 



in Wiley's Cove, Searcy county 78 



on Carrollton road, Searcy county 79 



near the mouth of Cave creek, Newton county c3 



of the Boat mountain, Carroll county 9l 



of hills in Prairie township, Carroll county 97 



on Warton's creek, Madison county 10l 



of the subcarboniferous group of Washington county Ill 



near Fayetteville, Washington county . 114 



on Middle fork of White river, Washington county 117 



on East fork of Illinois river, Washington county 119 



on Cane hill, Washington county 120 



on College hill, Washington county 12l 



in Vim yard tow nship, Washington county 122 



Van Burcn, Crawford county 125 



in Randolph county 206 



in Lawrence county 208 



at Calamine, Lawrence county 211 



in Independence county 216 



Phillip's coal bank, Crawford county 



on Mulberry river, Franklin county 2. 



in coal region of Johnson county , 231 



on Illinois bayou, Pope county 2.' 3 



on Galley creek, Pope county 2; 4 



in Pulaski and Conway counties 238 



Selenite 113, 203 



Shale, gypsiferous of Washington county 113 



ferruginous 102, 219 



hard, of Benton county ]04 



Shell-marl, quaternary, of Greene county 26, S7 



Shield's bluff, section at ." ; g 



Bilesian method of manufacturing zinc 1^3 



Silex, its abundance in northern Arkansas 1^7 



Silurian period, rock* of the upper, not occurring in the northern counties of Arkansas 1U5 



