 | | Journal (article/letter/editorial) | | [University of Connecticut] at 20:42 14 January 2015 South Dakota is perhaps best known for its pegmatites, which...Hills are responsible for the accessibility of South Dakota’s itbundant and diverse mineral locations...secondary phosphate minerals. Although some pegmatite mining for feldspar still continues (Jacobson 1994). the...except for the Homestake mine, which has operated for more than 120 years, most mining in the area peaked in...and fewer chances to obtain any. However, some mining, mineral exploration, and mineral collecting continues |  | | Report (issue) | | STATE OF SOUTH DAKOTA Nils Boe, Governor MINERALOGY OF THE BLACK HILLS by WILLARD LINCOLN ROBERTS...Associate in Mineralogy Museum of Geology, South Dakota School of Mines and Technology and GEORGE RAPP...Department of Geology and Geological Engineering, South Dakota School of Mines and Technology With the Editorial...Mineralogy South Dakota School of Mines and Technology BULLETIN NUMBER 18 of the South Dakota School of...of Mines and Technology Rapid City, South Dakota PUBLICATIONS STAFF F. L. Partlo J. T. Thomas President |  | | Journal (article/letter/editorial) | | River, New York City, N.Y. ; at the Dake mine, Mitchell County, North Carolina; with tysonite in Cheyenne...Springs, Colorado; and with rutile in Alexander County, North Carolina. MONAZITE, is essentially a phosphate...Park no. 2 mine near Penland and in crystals to one and one half inches in size at the Dake mine in Mitchell...Mitchell County. It occurs also in crystals at the Ray mine near Burnsville and the Ramsey mine near Toledo...Toledo in Yancy County, North Carolina. Large masses of Monazite occurred at the Flat Rock mine in Mitchell |  | | Journal (article/letter/editorial) | | Hampshire and to an inch in diameter at the Smith Mine, Newport, New Hampshire. It also has been found...state. Scorzalite occurs at the Victory mine near Custer, South Dakota with quartz, albite, muscovite, black...dickinsonite occurs sparingly at Branchville, Fairfield county, Connecticut. FAIRFIELDITE, a hydrous phosphate...noted as a rare mineral at Branchville, Fairfield county, Connecticut from which it was named; and also...alteration product of lithiophilite at the Stewart mine, Pala, San Diego county, California. STEWARTITE |  | | Report (issue) | | lithium_________________________________ History of lithium mining and production ________________________ Imports..._._______.__ North and South Carolina.___---_______-_-_---__-__________ South Dakota________________...area._____________________________ Pala pegmatite district.__--___--___-_-______--_______._ Arizona, New...________________________ Future of the lithium mining industry________--__--___-___-______-___ Literature...analyses of three spodumene samples, Edison mine, Keystone, S. Dak.. ____..____________^__._______5. Lithium |  | | Journal (article/letter/editorial) | | Hills of South Dakota THOMAS J . C A M P B E L L and WILLARD L . ROBERTS Museum of Geology South Dakota...Dakota School of Mines and Technology Rapid City, South Dakota 57701 more comprehensive description of the...occurrences as the Black Hills area of western South Dakota. These occurrences are quite diverse, ranging...of the CusterKeystone area, to the Homestake gold mine in Lead, to golden barite-bearing concretions east...the recently added South Dakota room in the Museum of Geology at the South Dakota School of Mines and |  | | Report (issue) | | TIN, TUNGSTEN, AND TANTALUM DEPOSITS OF SOUTH DAKOTA. By FRANK L. HESS. INTRODUCTION. Many articles... and tantalum in South Dakota occur in the Black Hills, in Lawrence and Pennington counties, in the southwestern...miles wide, the longer axis lying nearly north and south. There is a considerable diversity of topography...considered. In the southern part, near Hill and Keystone, the hills exhibit rounded contours with fairly...deposits of wolframite in the Black Hills of South Dakota: Trans. Am. Ir.st. Min. Eng., vol. 31, 1901 |  | | Report (issue) | | Pegmatite Investigations 1942-1945 Black Hills, South Dakota By LINCOLN R. PAGE and OTHERS GEOLOGICAL SURVEY..._______________________ Mining, preparation, and uses of mica. _____________ Mining.___________________________________...mines and prospects___________________ 60 Addie tin mine._________________________________ 60 Ajax claim...___________60 Aladin mica mine by J. W. Adams____________ 60 Ann mica mine by T. A. Steven_________________...Steven_________________ 61 Antler mica mine.._-___--__--__-___-_-_-___-___ 64 Apex claim.___-__________-_-----_---_--_-____64 |  | | Report (issue) | | Some Pegmatites in the Southern Black Hills South Dakota GEOLOGICAL SURVEY PROFESSIONAL PAPER 297-E ...Some Pegmatites in the Southern Black Hills South Dakota By JAMES J. NORTON and others PEGMATITES AND...Mica prospect.____________________________ Etta spodumene mine.______________________________ Geology-___...301 302 303 305 305 307 310 312 314 315 Etta spodumene mine Continued Mineral deposits____--__------...spodumene prospect._________ Hot Shot feldspar and mica mine.. _____ Geology __________-_---_-_-----------__-_-----Mineral |  | | Journal (article/letter/editorial) | | Museum of Geology South Dakota School of Mines and Technology Rapid City, South Dakota 57701 Downloaded...unless otherwise noted. Minerals of the ETTA PE THE ETTA PEGMATITE IS BEST KNOWN for having produced...poured in the United States came from Etta cassiterite. The Etta is the type locality of the nowdiscredited...Location The Etta pegmatite is located in the NW !A, NE Yi, of section 16, T2S, R6E, 1 mile south of the town...town of Keystone, South Dakota. It is 2 miles due east of Mount Rushmore and can be located on the Mount |  | | Journal (article/letter/editorial) | | MINERALS FROM THE ETTA MINE KEYSTONE, SOUTH DAKOTA By ARTHUR SMITH JR. The purpose of this article is...brief descriptions of the minerals occurring in the Etta pegmatite. Much of the information has been compiled...of Rapid City. The Etta mine is located 1 mile south of Keystone. To reach the mine take Alternate Route...the railroad crossing in Keystone. Follow this road past the road to the Keystone Cemetery. At about 0.6...makes a Y ; the dumps of the Etta mine are directly ahead. To reach the mine follow the road to the right |  | | Report (issue) | | Deposits of the Peerless Pegmatite Pennington County South Dakota GEOLOGICAL SURVEY PROFESSIONAL PAPER...Deposits of the Peerless Pegmatite Pennington County South Dakota By DOUGLAS M. SHERllDAN, HAL G. STEPHENS...__________________ Acknowledgments__________________________ Mine workings _____________________________________ Geology...DEPOSITS OF THE PEERLESS PEGMATITE, PENNINGTON COUNTY, SOUTH DAKOTA By DOUGLAS M. SHEKIDAN, HAL G. STEPHENS...Peerless pegmatite, half a mile south of Keystone, Pennington County, S. Dak., has been a major source |  | | Journal (issue) | | call for appointment Tourmaline Tourmaline Queen Mine Pala, California NEW ACQUISITIONS: RUTILE from...the Department of Geology of the University of South Caro lina in Columbia. It was a pleasant and exhilerating...Department of Geology Museum, University of South Carolina, Columbia, South Carolina. Perhaps the collection, begun...hiddenite specimens in his collection from Alexander County, North Carolina, and those superb quartz crystal...surprisingly good specimens. Nowadays the University of South Carolina’s collection cannot be classed as one of |  | | Report (issue) | | ••• Uganda. ••• ••• ••• •• • South-West Africa ••• • •• Union of South Africa • •• Canada • • • ••• •••...by their g·iving to a no·n -luminous flame a ca1~mine-red colour, whicl1 is visible as violet when seen...per litr-e . A number of mine waters, especially some in the Redruth district of Cornwall , have been...compounds, that of Wheal Cli:ffo1'district containing 372 milligrams of lithium per litre...lithium include an1blyg·onite, tripb.ylite and lithiophilite. Lithium is ge11erc1lly prese11t in small amount |  | | Journal (article/letter/editorial) | | A recent collecting trip to the Etta pegmatite, Keystone, South Dakota revealed many interesting phosphate...pegmatite, Pringle, south Dakota. Similar material is moderately abundant on the dumps of the Etta pegmatite,...0$3 A) Fairfield Montgomeryite (Larsen, 1940) Keystone Montgomeryite 1 0 . 0+1 . 0 2A a b c 'rL 'l...nodules and is probably more widespread in the South Dakota pegmatitesthan previously suspected.Much of...collectors appears to be alluaudite. Alluaudite from the Etta and Ross (Custer, S. D.) pegmatites contains cavities |  | | Book | | what was probably one of the earliest hard-rock mining operations in the world. A necklase with a turquois...ancient workings of turquois were located on the south slopes of the Ali-Mirsa-Kuh mountains near Nishapur...rather convoluted account of the prospecting and mining of this mineral (Pliny, 38:33): "It [cal/aina,...demonstrated between tephroite Mn 2 [Si0 4l and lithiophilite LiMn[P04l at about 950°C and between the isostructural...brecciated metamorphosed rock phosphate at Moculta, South Australia Optical constants: Not certain; low birefringence |  | | Journal (issue) | | White Horse Ranch to the Blitzen Valley, (Harney County, Oregon} and on the way I picked up some pieces...looked like slag from a furnace. This was in Grant County, Oregon, about 5 miles from Seneca. I was on a...feet. It was mined on the farm Tveit, Iveland District north of Kristiansand, Norway. A book of biotite...enormous spodumene crystals in the Black Hills of South Dakota ; the huge beryl crystals at Albany, Maine ;...tourmaline crystal 3x3x8 feet in the Luella Mine near Avon, Latah County, Idaho ; and etc. Origin The crystals |  | | Journal (article/letter/editorial) | | and other species. tourmaline, triphylite-lithiophilite, Most of the giant crystals show rough external...from a mass of pegmatite in northwestern Riverside county, california. He clearly recollects his chagrin...suggestionsrelating to results of his operations at the Harding mine in northern New Mexico. The writer also has profited...spodumene "logs" from the Black Hills region of South Dakota. Blake (4; 5, p. 608) long ago described a spodumene...crystal 36 feet long and 1 to 3 feet thick from the Etta pegmatite; Hess (17, p. 651) and Ziegler (42, p |  | | Journal (issue) | | talking on "The Minerals of the Silver Coin Mine", an old silver mine near Winnemucca, Nevada with a wide variety...for the dam seems to have been quarried fro m the south side of the C411yon just below the dam, and an extensive...Update oo the Minerals of Summit Rock, Klamath County, Oregon Magoesiohomblcnde, Pblogopite aud Cristobalite...on tbe Minerals from tbe Kiggins Mioe, Clackamas County, O~oa Donald G. Howard Most of us are aware that...I had collected on our f.eld trip to the Kiggins Mine: calcite with a liberal sprinkling of red cinnabar |  | | Journal (article/letter/editorial) | | tourmaline crystal was noted in the Luella mine near Avon, Latah county, Idaho, which measured 3x3x8 feet. Other...the Black Hills of South Dakota. A black crystal from Micaville, Randolph county, Alabama, was 10 inches...length. Other crystals have been noted at the Baer mine near Orange, New Hampshire, to 10 inches in diameter...noted in the School Section pegmatite of Fremont county, Colorado. ROCKS AND MINERALS Maine, Connecticut...Gunnison county, Colorado; dark green, pink, and indicolite tourmalines from pegmatites near Keystone, South |  | | Journal (article/letter/editorial) | | York; the Scott and other quarries near Custer, South Dakota; near the Royal Gorge in Colorado, and elsewhere...Carolina; at Amelia, Virginia, near Clayton, Rabun county, Georgia; etc. The old localities near West Chester...at Shaw and Esray's quarry near Chester, Chester County, Pennsylvania, and is now in the collection of...at the Fisher quar- occurred at the Little Three mine, Ramona, ry, Topsham, Maine, to sixteen inches in...Long Mt. near South Acworth and from the Mountain, Stark, New Hampshire. Crys- McGinnis mine near Rumney |  | | Journal (issue) | | OVERMAN, Omaha, Nebr. The Black Hills region of South Dakota is exceptionally interes ting to the mineral...worked b~• the Scott Rose Quartz Co. of Custer. This mine ls an open cut and the entire face of the workings...and py1·ite. The Etta, Hugo. P eerless and Bob Ingersoll mine!'!, all located at Keystone, haYe been worked...obtained by panning the gravel of Battle Creek at Keystone. The yield of gold is very slight as all of these...the early days, Ke~·stone was an important gold-mining town, but the rich ore bas been worked out until |  | | Report (issue) | | Geology of the Hugo Pegmatite Keystone, South Dakota GEOLOGICAL SURVEY PROFESSIONAL PAPER 297-B Geology... Geology of the Hugo Pegmatite Keystone, South Dakota By J. J. NORTON, L. R. PAGE, and D. A. BROBST PEGMATITES...and section of the area near the Hugo pegmatite, Keystone, S. Dak. Geologic map, underground workings, and...____ Spectrochemical analyses of mica from the south segment of the Hugo pegmatite.______________________...______________________ Chemical analyses of mica from the south segment of the Hugo pegmatite.____________________________ |  | | Journal (issue) | | Purpurite (Phosphate) From Colorado and Pg 3 South Dakota Pebble Pups Rudist Fossil story Pg 8 Secretary’s...2 PURPURITE (PHOSPHATE) FROM COLORADO AND SOUTH DAKOTA Mike Nelson csrockguy@yahoo.com For my part...opportunity to revisit the Helen Beryl Mine in Custer County, South Dakota, in the Black Hills. I had first...graduate student enrolled in the University of South Dakota. I, and a few of my geology friends, initiated...highlight of the semester! In revisiting the Helen Beryl Mine, I only had an opportunity to sort through part |  | | Journal (issue) | | .......................... 12 3 Lake City Mining District, Colorado. By David Seaman ........... 124...By RONALD L. IVES Since the early days of placer mining mation is pre-Cambrian, with three, in Colorado...remainder FeWO, .... Ferberite hlgh country of Boulder County, Color20-80 % Mn WO., ado, near the town of Nederland...Colorado Geological Sun1c7 Interior of Boulder County Tunnd . Th is tunnel has tapped veil\5 of tungsten...and west coasts of Africn. nncl Yarion~ places in South America. Nine-tenths of the copal n!lecl is obain('d |
|
