250 index. 



Page. 



Lawrence county 63, 208 



analysis of a lead ore from 160 



analysis of the zinc ores from 147-151, 184 



character of the soils of 214 



millstone ruck found in 213 



mode of occurrence of the zinc ore in ^11 



occurrence of ores of copper in 208 



of iron in 213 



of lead in 63, 209 



of zinc in 63, 210-212 



section of strata in 208 



section of strata at Calamine in 211 



Lead mines of Missouri, description of the 105-107 



Lead ore, analysis of the, of Carroll county 160 



of Lawrence county 160 



of Marion county 159 



of Pulaski county 240 



argentiferous, occurrence of, in Pulaski county 237-241 



argentiferous, prospects of the occurrence of, in Conway county 236 



general remarks on 136 



occurrence of, in Carroll county 56-58 



in Fulton county 223 



in Greene county 24, 30 



in Independence count}- 222 



in Lawrence county 63, 209 



in Madison county 103 



in Marion county 46-48, 52, 53, 55, 225 



in N ewton county 82 



in Searcy county 79 



in Washington county 122 



reported occurrence of, in Carroll county 97, 98 



reported occurrence of, in Madison county 100 



probable occurrence of, in Washington county Ill 



tabular view of the composition of the 160 



Lee's mountain, in Marion county 51 



Lepidoileudron 115-227 



Lignite, analysis of 177, 178 



Lignite, of Greene county 24 



Lignite, of Poinsett county 31 



Limestone, Archimedes 34, 36, 77 



incrinital and marble- 56, 57, 77, 87 



marble- of Marion county 45, 51 



of Newton county 81, 84 



of Independence county 218 



(See, also, Marble.) 



Limestone, occurrence of, in Conway county 235 



Limestone, oolitic, of Independence county 220 



Limestone, pyritiferous, of Washington county 216, 218 



Limouite, analysis ot 170-172 



Limonite, method of analysis of 189 



Litt'jula. in sandstone 218 



easts of, in shale 220 



MAnisoN county 99 



analysis of water of Kimble's creek, of 102 



ferruginous shale of 102 



occurrence of iron ore in 102 



occurrence of lead ore in 103 



occurrence of coal in 99 



prospect of mining operations in south-east part of 100 



reported occurrence of lead ore in 100 



section of strata on Warton's creek, in 101 



Mammoth spring, of Fulton county 60 



reported occurrence of iron ore near the 62 



Manganese ores, analysis of 161-165 



commercial value of the 165 



general remarks on the 136 



of Arkansas, their value as compared with the manganese ores of other 



countries 166 



of Independence county 39, 221 



reported occurrence of, in Izard county 44 



