 | | Journal (article/letter/editorial) | | SHERWOOD 106A East 25th, P. 0. Box 436 Oak Grove, Missouri 64075-0436 Downloaded by [Brown University Library]...Louis, Missouri 63129-2704 Figure 1. Counties in Missouri. N o comprehensive list of Missouri mineral...found in Missouri; two of these, fletcherite and starkeyite, were first described from Missouri mines....location a~ included at the end of each entry. Adair County Chariton River (40-04-05N 92-4 I -23W). septarian...septarian concretions about 2 miles north of the Macon county line. CALCITE crystals enclosing bundles of acicular |  | | Journal (article/letter/editorial) | | Copper-Cobalt-Nickel Mineralization of Southeast Missouri KENNETHB. HOPmALL, 225 NorthElliott Street,Olney...Geology andGeophysics, University of Missouri-Rolla, Rolla,Missouri 65401-0249 Abstract The mainrift structureof...extendingfromnortheastern Arkansas throughthe Missouri"bootheel" andwestern Kentuckyinto southernIllinois...mineralsincludingabundantgalena,sphalerite,chalcopyritc, pyrite,marcasite, dolomite,calcite,andquartzaswell asminorsiegenite...Ni, and somesiderophile elements oftheSoutheast Missouri leaddeposits maybe theresultofbasinal brineleachingof |  | | Report (issue) | | MINERAL-RESOURCE POTENTIAL OF THE ROLLA I°x2° QUADRANGLE, MISSOURI, AS APPRAISED IN SEPTEMBER 1980 Walden P. Pratt...Pratt, Editor Prepared in cooperation with the Missouri Department of Natural Resources, Division of Geology...selected areas in the Rolla 1°x2° quadrangle, Missouri.................................. Estimated amounts...selected areas of the Rolla I°x2° quadrangle, Missouri.................................................rocks and minerals from Pilot Knob Mine, Iron County, Missouri............................ Spectrographic |  | | Book (volume) | | Dahlonega Co. and Rabum Co., and the McDuffie County Belt extending through portions of McDuffie, Warren...Chalcopyrite, Galena, Pyrite, Pyrrhotite and some Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state...state farmjasper. BANKS COUNTY COMMERCE, along Hwy. 59, 5 mi. E of Jackson-Banks Co. lineBeryl. MAYSVILLE...along adjoining Co. linerock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1½ mi. inside...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatjasper. CARTERSVILLE: |  | | Book (volume) | | seams the collector may often find Marcasite and Pyrite. The measures are 1,200 to 1,400 feet thick in...600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip |  | | Book (volume) | | seams the collector may often find Marcasite and Pyrite. The measures are 1,200 to 1,400 feet thick in...600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip |  | | Report (issue) | | the Viburnum Trend subregion of the Southeast Missouri base metal and barite district, by A. V. Heyl...percent total sulfldas Contains loss than 20 percant pyrite of the total sulfldes Sulflds mineralogy and chemistry...pentlandite (10-35 percent), chalcopyrite (5-15 percent), pyrite (<0.5 percent) Mineralogy and chemistry -Predominantly...small diatremes, dikes, and sills. The largest diatreme known is about .80 km (.5 mi) across (De Beers...found in folded and thrusted areas such as in Pike County, Arkansas. Locally they are found as clusters of |  | | Book (volume) | | have have Africa. Africa. South South The diatreme diatreme is is intrusive intrusive into the the banded...kimberlites, L.H. Ahrens et al., of some diatreme- P•hys. Chem. Earth IX, Ed. Pergamon Press,...the stant that but At Premier kimberlite diatreme colour Department, show that mine, diamonds...other special diamond parcels from the Ebenhaezer diatreme adjacent to Koffiefontein and the Satellite Pipe...of the pipe diatreme. The grey kimberlite occupies most of the remainder of the diatreme apart from a |
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