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Geological Report on the Mine La Motte Estate: The Property of Hon. Rowland ...
James E Mills
No preview available - 2015
acres anticlinal axis Appendix area of outcrop available galena Black Lead Bluff and Seed Bluff Bed Bluff Diggings Branch of Village brook centum chert Cherty Group chloritic cobalt colored contour lines cost Creek in Plot decomposed deposits drill-holes estimate excavations exposed Fault feldspar furnaces Golden Vein grains Grouf Hardscrabble heaval higher groups Hole horizon iron Jack and Bluff Jack Bed Jack Diggings Jacr Lead-bearing Group limey Little Rock Creek loose materials Lower Sandstones lower sub-group Lrad-rraring Magnesian Limestone Group Map and Diagram Massive Magnesian Limestone Missouri Motte northeast northwest obtained occupied oolitic silica ore-bed ore-patches overlaid overlying strata Plot N porphyry exposure position quartzite Rattlesnake Diggings rich patches Sections Seed Tick Diggings shaft slate smelting southeast southwest Special Map square feet square foot strata stratum sulphide sunk surface synclinal axis tract trough undulations uplift upper sub-group Valle Village Creek West Branch whole area yielded
Page 46 - is at this time claimed as private property, in consequence of which the inhabitants in general are denied the privilege of working. Therefore the annual quantity of lead is greatly reduced. For the years 1802 and 1803, the quantity of lead made at the Mine a
Page 46 - When Louisiana was first occupied by the United States, Mine a Burton and Mine la Motte were the principal mines wrought.
Page 18 - ore deposits are mostly imbedded in the strata, and in this respect differ from deposits occupying fissures or veins cutting across the strata. The ore is disseminated through the rock of the stratum in which it exists, or in other words is one of the constituents of the stratum
Page 46 - This is one of the oldest mines in the Territory, having been discovered AD, 1720, by the person whose name it bears.
Page 45 - it. At that time it furnished almost all the lead exported from the Illinois; but soon after the
Page 45 - about the year 1723 or 1724, who made an exploration, but finding no silver ore he abandoned it. About the year 1723, a man by the name
Page 45 - was considered as public property, and the people in general were allowed to work
Page 49 - by the Iron Mountain Railroad Company in transporting it to the St. Louis market