 | | Book | | MINERALS^ of Idaho with field trip j& maps by John A.fl£.jkwith Gem Minerals of Idaho, designed for...for beginners and for those collectors visiting Idaho for the first time, is a guide to some of the...open and collecting. garnet diggings of Latah County and the Spencer Opal Mine, charge a digging fee...mineral-forming forces than makes Idaho a gem hunter's para- has experienced more Idaho," a fact that dise. L... usually six to ten percent. GEM MINERALS OF IDAHO 44 pin-fire white opals are valuable and those |  | | Journal (issue) | | Minerals A.>cl•tlon: Canon City C.OIOIY Club, F. C. K111a., Sec., Canon City, Colo. National Cieolollcal...147 GEM M INERALS OF THE REGION ABOUT OROF INO, IDAHO. By Boyd Olson . . . . . . . . . . . . . . . . ...COPPER COUNTRY By KIRIL SPIROFF Michigan College of Mining and Technology The Michigan Copper Country is of...present limits of workings have been determined by mining and ecCDnomic factors rather than by the continuity...sand over the surrounding lava flows. Then the district became a si te of crustal disturbances. Forces |  | | Report (issue) | | the Mining Industry of Idaho Y_OFS ce For the Year eo or SAR 8 1938, produced ounces at Idaho 19,500...ARTHUR CAMPBELL Inspector of Mines - Boise, Idaho feTEBEee ce 4 er ni} a , wa * Seta, =... THIRTY-NINTH ANNUAL REPORT OF THE Mining Industry of Idaho FOR THE YEAR 1937 ARTHUR CAMPBELL Inspector...DISTAIBUTION OF THE IDAHO FORMATIONS LEGEND @-County Seats Custrer-Lte. —-—-County Norzes af Coun tres...Governor of Idaho. W. CLARK, Sl: In compliance with the provisions of Section 46-111, Idaho Code Annotated |  | | Report (volume) | | varieties.......---..-.-..-..-...-,.-..--..-.....Sapphire or gem corundum ........_...'...................of a gem..................................... Sapphire as a gem ......... ................_............the United States ......-.- -.....-...-...... Sapphire or gem corundum .--.-.----..--........--........--........................................_.. Sapphire .............-..................................94 94. 95 95 96 97 97 97 98 105 105 105 105 106 Idaho ............................................... |  | | Report (issue) | | Latah, Clearwater, and Nez Perce Counties __________ _ Idaho CountY-----------------Valley CountY-----------------Adams...and Gem Counties ________________________ _ Boise County ___ --------------Ada, Owyhee, Elmore, and Custer..._____________ _ Spruce Pine district ____________ Madison County and Haywood County _____________________ _..._ Zirconia district ___________ ----Macon, Jackson, and Clay Counties __ ---- _______________ -- __ Crystalline...monazite belt in the Piedmont province __ Stokes County and Surry County_ Wilkes, Alexander, Catawba, Caldwell |  | | Book | | mountains. Referred to the Committee on Mines and Mining and ordered to be printed. Treasury Department...general idea No official document in any gress of the mining interest on the Pacific slope. department of the...lowing points 1. The origin of gold and silver mining on the Pacific coast and present condition of that...characteristics of the placer diggings and quartz lodes. 3. Different systems of mining, machinery used, processes...waste, and net profits. 4. Population engaged in mining, exclusively and in part, capital and labor employed |  | | Report (volume) | | Underlies Church limestone member; overlies Bachelor Creek limestone member. M. R. Mudge, C. P. Walters, and...Bull. 1060-D, p. 193, 252-253, pl. 7. In Nemaha County, Kans., member is basal unit of Howard limestone...Aarde farm, sec. 4, T. 26 S., R. 11 E., Greenwood County. Aaron Slatet Precambrian or Paleozoic: Central...Precambrian. Well exposed at many places along Aaron's Creek, Person and Granville Counties, N.C. Abbott Formation...Babylon sandstone, Manley coal, Tarter coal, Pope Creek coal, and Bernadotte sandstone. Report presents |  | | Report (issue) | | records for the State or States within the local district. In addition to the continuous-record gaging stations.... UllU Back Creek near Mountain Grove, Va ......•.....•...... 0115 Falli~ Springs Creek near Falling....... 0129 Cove Creek (head of Dunlap Creek): Sweet Springs Creek: Sweet Springs Creek tributary at Sweet...Chalybeate 0129.5 Dunlap Creek near Covington, Va ..•................... 0130 Potts Creek near Covington, Va........ 0140 Smith Creek above old dam near Clifton Forge, Va .... . 0145 Smith Creek near Clifton Forge |  | | Report (issue) | | published in a similar series of water-supply papers. District offices of the Water Resources Division, Geological...records within the State of States comprising the district. Records prior to 1951 for South Atlantic slope...•••••••••••••••••••• Back Creek near Mountain Grove, Va ••••••••••••••••••• Falling Springs Creek near Falling Spring...• • • • • Cove Creek (head of Dunlap Creek): Sweet Springs Creek: Sweet Springs Creek tributary at Sweet...Chalybeate Dunlap Creek near Covington, Va •••• , , , , •••• , , • , , • • • • • Potts Creek near Covington |
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