 | | 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 |  | | 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) | | 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 |  | | 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 |  | | 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 |  | | Journal (article/letter/editorial) | | metamorphic rocks in the southern Black Hills, South Dakota JnvrnsJ. Nonrox* Branch of Central Mineral Resources...Center, Denver, Colorado 80225, U.S.A., and South Dakota School of Mines and Technology, Department of...Geology and Geological Engineering, Rapid City, South Dakota 57701,U.S.A. Ansrnlcr The pegmatite field and...Harney Peak Granite of the southern Black Hills, South Dakota, form an igneous system that progrcssesfrom...satellitic plutons in the southern Black Hills, South Dakota, are surrounded by a region containing about |  | | Journal (article/letter/editorial) | | OF THE ETTA SPODUMENE BLACK HILLS, SOUTH DAKOTA. G. M. MINE, SCHWARTZ. INTRODUCTION. THE Etta mine...importantproducerof lithium ore in the United States. Althoughthe mine has been repeatedlyreferred to, and briefly described...JamesCessna,Superintendent of the Etta, for permissionto studyand map the mine and for many mineral specimens...GENERAL FEATURES. History of the Mine.--Previous to I883 the Etta claim had beenworked for mica. In... P. Blake• determined tin in samplesfrom the Etta mine which had been submitted to him for analysis. |  | | Journal (article/letter/editorial) | | Hampshire and to an inch in diameter at the Smith Mine, Newport, New Hampshire. It also has been found...Scorzalite occurs at the Victory mine near Custer, South Dakota with quartz, albite, muscovite, black tourmaline...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...product of lithiophilite at the Stewart mine, Pala, San Diego county, California. STEWARTITE, another hydrous |  | | Journal (article/letter/editorial) | | muscovite in pegmatite wall zones, Black Hills, South Dakota, USA B.L. JOLLIFF,'J.J.PAPIKE,* andC.K. SHEARER'...Washington University, St. Louis, MO 63 130499, USA *Institute of Meteoritics, Department of Geology...University of New Mexico, Albuquerque, NM 87 13l- 1126, USA (Received January 6, 1992; accepted in revised form...character and degree of compositional evolution in the Keystone area of the Black Hills. Whole-rock compositions...from the granite minimum composition in quartz-albite-orthoclase normalized components, showing considerably |  | | 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 |  | | 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 |  | | Journal (article/letter/editorial) | | Petaca district of Rio Arriba County, New Mexico; from the Harney Peak region of South Dakota; the Reagan...Reagan mining district, Kern range, White Pine County, Nevada. SULFUR, S, occurs very rarely in pegmatites...five miles south of Blairs- sulfide, has been found in the Ben Nevis ville, Union County, Georgia. It...It has been mine on San Augustin Peak, Organ mounmined from a pegmatite at Pinetucky, tains, New Mexico...Mexico, with argentite in a Randolph County, Alabama; and from a sulfide zone near the center of the pegfew |  | | Report (issue) | | Near rringie, Pringle Southern Black Hills, South Dakota, "Vii ic«*rl Kw Caused by Rare-Mineral I tnckvrkncc»«4...Anomaly Near Pringle, Southern Black Hills, South Dakota, Possibly Caused by Unexposed Rare-Mineral Pegmatite...Products Section, U. S. Geological Survey, 604 South Pickett Street, Alexandria, VA 22304 CONTENTS...group of pegmatites .............................. Mining and exploration for lithium minerals, beryl, and...specimens of tantalite-columbite from the Etta pegmatite, Keystone, S. Dak. ............................ |  | | Report (issue) | | UC-NRLF B 3 JTH am IDD DAKOTA GEOLOGICAL SURVEY BULLETIN NO. J. E. 3 TODD, STATE GEOLOGIST ... MINERAL RESOURCES OF SOUTH DAKOTA INCLUDING MINERAL WEALTH OF THE BLACK HILLS BY CLEOPHAS C. O^HARRA...MINERAL BUILDSSUM&^RIAL FUELS AND WATERS OF SOUTH DAKOTA > WITH PRODUCTION FOR IQOO BY JAMES E. TQ02...TQ02 TODD EARTH SCIENC LIBRARY GIFT OF SOUTH DAKOTA GEOLOGICAL SURVEY BULLETIN NO. J. E. 3. TODD...TODD, STATE GEOLOGIST MINERAL RESOURCES OF SOUTH DAKOTA INCLUDING MINERAL WEALTH OF THE BLACK HILLS |  | Simmons, William B., Falster, Alexander U., Nizamoff, James W., Freeman, Gary (2019) Giant spodumene and montebrasite crystals from the Plumbago North pegmatite, Oxford County, Maine. The Canadian Mineralogist, 57 (5) 795-797 doi:10.3749/canmin.ab00024 | Journal (article/letter/editorial) | | CRYSTALS FROM THE PLUMBAGO NORTH PEGMATITE, OXFORD COUNTY, MAINE WILLIAM B. SIMMONS§ AND ALEXANDER U. FALSTER...Museum, Bethel, Maine, USA JAMES W. NIZAMOFF 64 Mineral Drive, Hebron, Maine, USA GARY FREEMAN Freeman...Freeman Resources, LLC, 48 Lovejoy Road, South Paris, Maine, USA Keywords: giant crystals, spodumene, montebrasite...on the north side of Plumbago Mountain, Oxford County, Maine. The pegmatite is spodumenerich and is potentially...the pegmatite is principally composed of quartz, albite, muscovite and spodumene. Initial sampling indicates |  | | Journal (article/letter/editorial) | | and Cooper in Maine; and from the berylmolybdenite mine near Mr. Antero, Colo rado. It is an economic mineral...in the Temiskaming District in Canada, in the tin district in the Trans vaal, South Africa; and important...near the center of the pegmatite at the Ben Nevis Mine on San Augustin Peak in the Organ Mountains, New...MINERALS at the Deep Park No. 2 Mine near Penland, and also at the McKinney Mine near Little Switzerland, North...pegmatite as at the Deer Park No. 2 Mine near Penland, and at the McKinney Mine near Little Switzerland in North |  | | 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) | | 110± Z=4 X-ray Powder Pattern: Pala, California, USA (?). (ICDD 33-786). 2.921 (100), 2.793 (90), 4.205...Total 99.44 Chemistry: (1) Pala, California, USA; corresponds to (Li 0: 98 Na0:01 )§=0:99 Al1:00 (Si1:99...in aplites and gneisses. Association: Quartz, albite, petalite, eucryptite, lepidolite, beryl. Distribution:...the Tammela district. In the USA, giant crystals in the Etta mine, near Keystone, Pennington Co., and elsewhere...in the Black Hills, South Dakota; at Hiddenite, Alexander Co. and in the Foote mine, Kings Mountain, Cleveland |  | | 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 |  | | 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...zone)_-_____________-_----_----------6. Mineralogy of albite-quartz-muscovite pegmatite (zone 2, wall zone)...Measurements of beryl in seven exposures of zone 2, albite-quartz-muscovite pegmatite (wall zone) ______________ |  | | 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) | | places these bodies are funnel shaped, as is the Etta pegmatite in the Black Hills. Still other pegmatites...1910. 6 Keith, Arthur, Gafiney-Kings Mt- Folio, South and North Carolina: U. ,5. Geol. Suraey, Geol. Folio...pegmatite aiUes in the Archean rocks of the Alma district, Park -C*tty, Colorado, measure four hundred feet...Maitlandlo has described pegmatites in the Wodgina district of Western Australia which "vary from mere threads...earth for great distances cannot be accepted, since mining operations have uncovered a definite bottom in |  | | 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..._______ Zone 1 : Albite-quartz-musco vite pegmatite ________ Zone 2: Quartz-albite-muscovite pegmatite...Zone 3: Perthite-quartz-albite pegmatite, quartzperthite-albite pegmatite, albite-quartz-phosphate pegmatite...pegmatite, and quartz-albite pegmatite.- ________ Zone 4: Quartz-cleavelandite-microcline-amblygonite pegmatite |  | | 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...crust that seems to be composed of tiny, flattened, albite-like crystals stained with iron, rusty clay, and...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 |
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Etta Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA