 | | Book (edition) |
| associated with such rocks. Because hard rock mining amateur will usually get is tedious and expensive...recent perhaps because of the decline in placer mining for gold in made dis- faces helps to distinguish...mine, Racooche Valley, White Co. 1866 Vs White County Daniel Light form, % mi. NE Less than 1887 ...Alabama has yielded a 4i%4 carat diamond from Shelby County, 30 miles south of Birmingham, found about 1900...Siding in St. Clair County, 20 miles northeast of Bir- mingham. One found in Lee County in 1901 weighs 4^ |
 | | Journal (article/letter/editorial) |
| about 35 miles northwest of Flagstaff, in Coconino County, a pineforested volcanic area. The elevation is...in California recently I visited the Los Angeles County Museum in Los Angeles to see the famous collection...in Los Angeles can walk across the lawn to the County Museum for another thrill—the display of some of...loganberries. Alas, almost no localities are mentioned." COLORADO—Some months ago we received a letter from Carl...collecting he did in Colorado during the summer of 1957. "I was working in Colorado during my summer vacation |
 | | Journal (article/letter/editorial) |
| mile west of the community of Levesque in Cross County. This locality may also be given as 6 miles east...writings are know as petroglyphs."—item sent in by Mrs. Inez O. Rogers, P.O. Box 184, Oakridge, Ore. The specimen...melanterite coating a cellular brownish rock, COLORADO—'"On the dumps of the old Smuggler and Molly Gibson...Gibson mines in Aspen (Pitkin Co.), Colorado, in a black shale on the dumps, may be found both crystals..."—item sent in by Don Ingle, R.R.C., Evergreen, Colorado. CONNECTICUT — "Please identify the green inclusions |
 | | Journal (article/letter/editorial) |
| was collected in the marble quarries at Sylacauga, Talladega, Co., Ala. COLORADO—"After a period of many...usually was only for short periods of activity that mining was done. ARIZONA—Masses of native copper, some...was reported in 1843 at Williams Ferry in Hall County by Dr. Stevenson while panning for gold. The stone...Creek corundum mine in Town County. At Piedmont Orchard in Habersham County, beautiful nodules of deep...related to granitic rocks, has been found in Troup County near La Grange. All of the stones are a rich blue-green |
 | | Journal (article/letter/editorial) |
| ALABAMA—Arbacoochee, a tiny town in southern Cleburne County of N / E Alabama, was famous over 100 years ago...Mountain district, Alpine Co., Calif. COLORADO-"Prof. Richard M. Pearl of Colorado College, Colorado Springs...quartz from the Mica Lode, Royal Gorge District, (Fremont Co. ), Colorado. The garnet ranges in size from tiny...AND MINERALS finding of the first uvarovite in Colorado will interest you. Thank You"—Note dated March...George Robertson, Fountain Valley School, Colorado Springs, Colorado. CONNECTICUT-"Enclosed are a few almandite |
 | | Journal (article/letter/editorial) |
| coated by a crust of brilliant green zaratite. COLORADO—"At the Brooklyn mine and adjacent prospects in...the Red Mountain range near Silverton, San Juan County, Colo., there is marmatite. It is a high-iron sphalerite...Illinois to Buffalo State Park in central LaSalle County, 111. We found many sam115 pies of the fish-tail...calcite crystals had been made in the Tri-State District. Supposed to be in a mine which had been worked...crystals. It is a very nice specimen. The Tri-State District is an area embracing S/E Kansas, N / E Oklahoma |
 | | Journal (article/letter/editorial) |
| more. "The Glove Mine is located in Santa Cruz County, Arizona, near the little town of Amado, on the...specimen with a pleasing combination of two minerals. COLORADO — "I used to be a regular reader of R&M and a...spectacular, only good representative specimens of Colorado minerals. Half the fun is the trip anyway. No...consists solely of minerals I've found here in Colorado." — letter dated Jan. 10, I960, from Doug Graham...length. They come from Mt. Antero, Chaffee County, Colorado (altitude of pocket where found over 14,000 |
 | | Journal (article/letter/editorial) |
| collected from stream gravel in the process of mining placer gold." — item from P. J. McDonald, 1104...2nd Lt., USAF, 4137 STRAT Wing, Robins AFB, Ga. COLORADO — "I am sending under separate cover a mineral...specimen that may be a rare one. According to Colorado School of Mines Prospector Service 'The black...stibnite that has been reported from the Creede district. The association of a considerable amount of molybdenum...confirmation of my guess as to the rock I found in Marion County, Florida. "I say it's jasper, flint and agate. |
 | | Journal (article/letter/editorial) |
| have found in the Magnet Cove area of Hot Spring County, Arkansas. I am sending you a specimen under separate...colorless colemanite xls. A very nice specimen. COLORADO—"To show appreciation of the fine job you have...on Delaware Bay, is in the N / E part of Sussex County, Del. From this beach, Bob and Hazel Reynolds,... IDAHO—"In Bonner County, Northern Idaho, at a place called Chimney Rock (Sandpoint Ranger District, Bonner Co...specimen is a white chalcedony pseudo after coral in brown quartz matrix. Some of the chalcedony is slightly |
 | | Report (volume) |
| ............................................. Colorado........................................................................................ 102 District of Columbia ....................................to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...abundant it may have been completely exhausted by mining or quarrying. Deposits of minerals that are widely...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |
 | | Book (edition) |
| the gem sapphires came from the mines in Fergus County, where they occur in a rock matrix. The majority...The development of the opal deposits of Humboldt County, Nev., was attended with much success, and o. quantity...beauty to the opal from Australia. Prospecting and mining at the emerald mine in North Carolina were aUended...previous years. Benutuul a.met-hyst was found m Wa1Ten County, N. C., and some .fine gems have been cut from...beryl were obtained from prospects in Alexander County, N. C. Beautiful gems were cut from some of t,hese |
 | | Report (volume) |
| it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...abundant, it may have been completely exhausted by mining or quarrying. Deposits of minerals of wide distribution...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |
 | | Journal (article/letter/editorial) |
| specimen is a brownish stilbite. rounded dark gray chalcedony boulder that was sent in by Don H. Erpelding...Beryl" Mine Imperial County in southern Calif. (old Hogg Mine), gem hunters from COLORADO—F. A. Cajori, 1194...1st—Georgia had a record low the Mt. Zirkel area, Routt County, Colo- of 10 4-° degrees in this area and about...concrete for building tonstmction. Conn. (Litchfield County) which I have There will be real hunting for the...limestone occur at Littleton in N / W Buchanan County of N / E Iowa."—note from Mrs. Hazel Bengston, |
 | | Journal (article/letter/editorial) |
| gold mines at Grass Valley, Nevada Co., Calif. COLORADO-The following item was sent in by Pat Fancher...limestone have been found in the marble quarries of the Georgia Marble Co. at Tate, Pickens Co., Ga. IDAHO-"About...13, Kans. "This petrified wood came from Barber County, Kansas. I am not sure of its exact location but...), New Mexico, This was once an important iron district, and is located 50 miles northeast of El Paso...is not fluorescent. Union Mills is in Rutherford County of S.W. North Carolina. NORTH DAKOTA-Florence Newsom |
 | | Journal (article/letter/editorial) |
| cellular gray chalcedony whose cavities are lined with botryoidal, pale grayish-blue chalcedony. ARIZONA—A...I learned that at the present time the largest mining operation is a barite mine operated by the National...the old open pit Sodium Sulphate mine in Imperial County near BertROCKS AND MINERALS ram siding on the...California collectors do not appreciate them. COLORADO—"I am sending you some specimens by P.P.—thought...found and reported from the Crystal Peak area of Colorado and I have also found it there but only once in |
 | | Report (issue) |
| MEXICO INSTITUTE OF MINING & TECHNOLOGY Mineral Deposits of Western Grant County, New Mexico by Elliot...Elliot Gillerman NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY KENNETH W. FoRD, President NEW MEXICO BUREAU...PATRICIA E. CANDELARIA, Secretary JAMES M. ROBERTSON, Mining Geologist RoNALD J. RoMAN, Chief Research Metallurgist... . . 7 Climate and vegetation 8 HISTORY OF MINING 9 Production . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . 37 Tyrone district . . . . . . . . . . . . . . . . . . . . . . . |
 | | Book |
| change that occurred is the change of limestone into marble. This third great type of rock is called Metamorphic...animal form which was filled in by the iron oxide. Chalcedony, one of the common varieties of quartz, was formed...famous was the single beryl stone found in Oxford County in Maine that weighed 18 tons and was 18 feet in...crystals are parallel. A much-sought-after form of chalcedony, gypsum and hematite is called rosette because...Sapphires and rubies are found in North Carolina, Colorado, Idaho, Indiana, Cal¬ ifornia and Montana, but |
 | | Journal (article/letter/editorial) |
| the early days of gold mining in Alabama in the Cragford district of Clay County, the workings which entered...Palmer, Alaska. ARIZONA—From a locality in Mohave County in N . W . Arizona, we have an interesting specimen...glauberite xls mailed you last June from Imperial County near Bertam Siding on the Southern Pacific R.R...identity of the xls was puzzling to Mr. Clutter. COLORADO—"About 10 miles east of Castle Rock (Douglas Co...grayish xls. The locality is in S/W Winneshiek County of N / E Iowa. KANSAS—"In the southeast corner |
 | | Journal (article/letter/editorial) |
| specimen sent you recently. It was found in Coosa County, Ala., near Rockford. You have my permission to...40 COLORADO — W e are indebted to Don Ingle, Evergreen, Colo., for the following item on Colorado. "Rutile...Brown Ave., Terre Haute, Ind. I O W A — From Marion County, Iowa, we have an interesting specimen consisting...a road cut on a new construction job in Lincoln County, Me., on Rt. 1, bypassing the towns of Newcastle...that first in each issue. W e belong to the Oxford County Gem and Mineral Association." — item sent in by |
 | | Book (volume) |
| Most specimen collecting is done in the Lead-Zinc mining dists. of northwestern Illinois, the glacial drift...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...botryoidal chalcedony, occasionally with pale Amethysts, or Quartz crystals). CRAWFORD COUNTY PALESTINE...deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W |
 | | Book (volume) |
| Most specimen collecting is done in the Lead-Zinc mining dists. of northwestern Illinois, the glacial drift...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...botryoidal chalcedony, occasionally with pale Amethysts, or Quartz crystals). CRAWFORD COUNTY PALESTINE...deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W |
 | | Book (volume) |
| corner of Kimball Co. where it overlooks both Colorado and Wyoming. The subsurface rock strata of the...as: concretions, Barite and Celestite crystals, chalcedony rosettes, agates, jasper, fossil plants and vertebrate...known for its agates, chalcedony, jasper and gem petrified wood. BUFFALO COUNTY KEARNEY, area gravel...especially to the W of townagate, chalcedony, jasper, petrified wood. CASS COUNTY WEEPING WATER, SE, on rd....Snyderville Quarry chalcedony, jasper, fossils. CHERRY COUNTY VALENTINE, in the Sandhills county along the Niobrara |
 | | Book |
| mountains. W h i l e t h e g r e a t peaks a t Colorado, f o r example, r i s e f r o m a plateau 5,000...rivers f o r epidote, unakite, blue quartz, agate, chalcedony, petrified wood and other gemstones. Photograph...dollars at the noted locality of Cowee Valley, Macon County, North Carolina. An enthusiastic family found and...visited the well known old Rutherford mine in Amelia County, Virginia, and found bright spessartine garnets...green gem spodumene, was discovered in Alexander County, North Carolina, in 1880 and named for one of its |
 | | Journal (issue) |
| Death Valley 30 MINING Current news of desert mines 31 URANIUM Progress of the mining boom 32 LAPIDARY...they were deposited. Scientists acclaim the Nye County discovery the best yet found in the world. By NELL...Union Canyon, in the Shoshone Mountains of Nye County, Nevada. The question of who first discovered the...settled to the satisfaction of everyone. Early mining prospectors in the BerlinGrantsville area are said...functioned, even earlier, as a store in the old mining camp of Tone. This shed was being utilized as a |
 | | Report (issue) |
| beauty are found in Cowee Valley in the Franklin County area of western North Carolina. Many of these.......................... 10 12 History of Gem Mining ..... .......................... . 12 Important.......................................... 18 Chalcedony ...............................................Alamance County ........................................................... 24 24 Alexander County ......Alleghany County ....................................................... 25 Ashe County ......... |
