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Montmorillonite from
Etta Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA


Locality type:Mine
Classification
Species:Montmorillonite
Formula:(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Montmorillonite data
Locality Data:Click here to view Etta Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:172917
Long-form Identifier:1:3:172917:7
GUID (UUID V4):729c2fa6-2f7d-4d28-a875-4acbceedf344
Nearest other occurrences of Montmorillonite
1.2km (0.7 miles) Hugo Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
28.4km (17.6 miles) Tin Mountain Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA
94.4km (58.7 miles) Belle Fourche, Belle Fourche Mining District, Butte County, South Dakota, USA
97.4km (60.5 miles) Refinite Corp Bentonite Pit, Ardmore, Fall River County, South Dakota, USA
97.7km (60.7 miles) Ardmore, Fall River County, South Dakota, USA
References
Reference Search (possible matching items)
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)
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)
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)
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)
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 (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)
Mineral Collecting in the Black Hills Area of South Dakota 1957 By MARY S. SHAUB 159 Elm St., Northampton... The Black Hills and the adjacent areas in South Dakota, Nebraska and Wyoming have long been famous...1925 and the opening up of many pegmatites in the Keystone area, interest has continued, and with the establishment...been focused more on the southwest section of South Dakota. Here the mineral collecting areas have been...sandcalcite crystal locality which is located 30 miles south of Interior. Approaching Interior from Cedar Pass
Journal (article/letter/editorial)
when a new pocket was broken into in the Mammoth Mine, Tiger, (Pinal Company), Arizona." ARKANSAS — Another...xled cyrtolite was found last year in the Pine District, Jefferson Co., Colo., so we were informed by...locality in the State is Russell Gulch in Gilpen County. A small but very fine crystal group from Russell... June 26-29, 1952. CONNECTICUT — The old copper mine near Bristol, Hartford Co., Conn., used to produce...mind. We have only one small rock outcrop in my county (Orange) at Rock Springs near Apopka. "The beaches
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,...brecciated metamorphosed rock phosphate at Moculta, South Australia Optical constants: Not certain; low birefringence...evaporitic rocks at the Incline, Mariposa County and Big Creek, Fresno County, California. The associated minerals
Journal (article/letter/editorial)
(No. 6) Augelite, South Dakota, 383 Autunite, South Dakota, 383 Azurite, South Dakota, 383 Back, M. E...E., Pyromorphite: A Review, 22-36 Barite, South Dakota, 383 Barium-Saturated Zeolite Assemblage, Sugar...JanuaryIFebruary: Pyromorphite, Les Barlow, A., 98 Farges mine, Correze Province, France; Barnes, J. H., see Media...Minerals of the Government Pit, Albany, New Mountain, South Hunan Province, PeoHampshire, 158-68 ple’s Republic...Gibson mine, Bertrandite, New Hampshire, 161 Pitkin County, Colorado; specimen Beryl, South Dakota, 383
Book
logyoO0000grie &N ROADSIDE % JEOLOGY of South Dakota John Paul Gries Mountain Press Publishing...Gries, John Paul, 1911- Roadside geology of South Dakota / John Paul Gries. p. cm. Includes bibliographical...(pbk. : alk. paper) 1. Geology—South Dakota—Guidebooks. 2. South Dakota— Guidebooks. I. Title. QE163.G68...interpreting the details of the surface geology of South Dakota. My model is Nathaniel Horatio Darton, geologist...depth to groundwater in the western half of South Dakota. Even in this day of gadgetry, field studies
Journal (issue)
Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...silicate minerals from Trumbull Peak, Mariposa County, California......................................Pohs was well known to every serious collector of mining antiques and memorabilia in the U.S. In the late...the first book on the subject: Early Underground Mine Lamps', it became the “bible” of lamp collecting...of learning and research on all types of antique mine lamps. He was truly a pioneer in his field. 0 The
Journal (article/letter/editorial)
PAPERS TEE OF THE CONSTANTIN N. PEGMATITES KEYSTONE AREA+ APSOURI Detailed mapping of the Hugo...Patch, Bob Ingersoll and lesser pegmatites in the Keystone area, supported by critical study of the relations...over-emphasized. The spodumene "Iogs" at the Etta mine are not products of replacement. (4) The common...visits and mapping, concurrent with the progress of mining, are essential to uncover significant data, otherwise...heretofore been reported from the Michigan iron mining districts. The first of these, stilpnomelane, occurs
Report (issue)
Purple pit fluorspar pipe, Lost Sheep mine, Spar Mountain, Juab County. CONTENTS Page Dell No. 5 Claim...43 Floride Mine . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 Floride No. 1 Mine . . . . ...Floride No.5 Mine . . . . . . . . . . . . . . . . . . . . . . . 44 Floride No. 13 Mine . . . . . . ..... . . 45 Floride No. 18 Mine ............ ·.......... 45 Fluorine Queen Mine . . . . . . . . . . . ....Fluorine Queen No. 1 Mine . . . . . . . . . . . . . . . . . . 47 Fluorine Queen No. 2 Mine . . . . . . . .
Journal (article/letter/editorial)
O U N T A I N PEGMATITE M I N E , CUSTER COUNTY SOUTH DAKOTA and Arthur Smith Jr. Houston, Texas The...west southwest of Custer in the Black Hills of South Dakota (Figure 1 ) . The pegmatite was discovered before...the properties of the old Harney Peak Tin Co. The mine was acquired by the Maywood Chemical Company of...1928 and sold by them along with the Etta mine in 1961. The mine has produced spodumene, beryl, feldspar...primarily amphibo- W . L. Roberts Rapid City, South Dakota lite, composed predominantly of small dark
Journal (issue)
Articles Type locality minerals of the Black Hills, South Dakota ..............................................R. Kampf Natural History Museum of Los Angeles County George Robinson National Museums of Canada Arthur...Pocket,” a recreation of a pocket in the Elmwood mine near Carthage, Tennessee. A space of several cubic...Museum of Geology South Dakota School of Mines and Technology Rapid City, South Dakota 57701 INTRODUCTION...INTRODUCTION The Black Hills of western South Dakota are a great storehouse of mineral wealth, and a great variety
Journal (article/letter/editorial)
Mesagrande, California, a lepidolite-3T from Windhuk, South West Africa, and a lepidolite-2M2 from Nagatare...did not. In addition, Horsey found that a montmorillonite, a penninite, a vermiculite, and two tales... AI, Fe, Mg, Ca, Na, Ti; benitoite, San Benito County, California (NMNH86539), for Ba; microcline, locality...locality unknown (NMNH143966), for K; albite, Amelia County, Virginia, for Na; lepidolite, Radkovice, Czechoslovakia...lithium and beryllium. The sample from the Namaherere Mine gave a questionable signal, but this sample is intermixed
Report (volume)
vols. 9, 10. Tulsa, Okla. American Institute of Mining and Metallurgical Engineers: Transactions, vols...11, 12. San Francisco, Calif. California State Mining Bureau: Bulletin, nos. 79, 94-97. San Francisco...39, 40. Ottawa, Ontario. Canadian Institute of Mining and Metallurgy: Transactions, vols. 27, 28; Bulletin...Bulletin, nos. 153-176. Montreal, Quebec. Canadian Mining Journal, vols. 46, 47. Toronto and Montreal, Canada... nos. 1-2. Chapel) Hill, N. C. Engineering and Mining Journal-Press, vols. 119-122. New York. Engineers
Book (edition)
Museum of Geology South Dakota School of Mines & Technology Rapid City, South Dakota GEORGE ROBERT RAPP...Vesuvius, Italy (12, column 2) and SEMSEYITE, Julcani mine, Huancavelica, Peru (#3, column 2). Color, page...sandstone at the Fuernrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely disseminated...Cave Hills and Slim Buttes areas, Harding County, South Dakota. BEST REF. IN ENGLISH: Thompson, M. E.,...rnine , Silver Plun1e district, and at the Little Emma mine, Clear Creek County; at the Enterprise n1ine
Journal (issue)
Petersburg University specimens **- St.-Petersburg Mining Museum specimens 2 W o r l d of Stones. Ng 1 I...the authors of this article, was opened in the Mining Museum of St. Petersburg not long ago and another...Unusual Crystallization or... Mineral Pathology? //Mine mlogicheskii zhurnal. 1989.1.11, N 2. p.96-98. 10...popularity in the world, while it is the leader in the USA. Recently, well known jewelry stones have been joined...chrome-diopsides have been found in Finland, the Republic of South Africa, Myanma (Burma), the Swiss Alps, and Kenya
Book (edition)
Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...Lincoln. Encyclopedia of minerals Sagiiache County Pu blic Library Saguache , Colorado DEMCO For...Photo Editor: Wendell E. Wilson Library Saguache County Public Saguache, Colorado VAN NOSTRAND REINHOLD...England Thomas Nelson Australia 102 Dodds Street South Melbourne, Victoria 3205, Australia Nelson Canada
Journal (article/letter/editorial)
shale from Calhoun County, and from the Pennsylvanian underclay from Vermilion County (Nos. 1 and 2 of...have published results suggesting that for montmorillonite the indices of refraction increase with the...1 of Table 1), and sericite21from the Longfellow mine in California are given in Table 2. Columns one... S n t, 4.47 4.47 4.29 Sericite Longfellow mine, observed (powder) 2.56 )4 Tesrn 2. (Continuetl)...)t l- /o s w ww w J/ an Sericite Longfellow mine, observed (powder) Illite (Sample 1 of Table 1)
Journal (article/letter/editorial)
celestite, chondrodite, fluorite, harmotome, montmorillonite, tremolite, etc. Douglas Scott, Markham, Ontario...Canada. 276 KENTUCKY FOSSILS-New find in Bath County. Brachiopods, platystrophias, Ordovician. Five...Specimen in matrix, 2V2", $1.25 postpaid. Anderson County Corals, fine, reddish, 2 " x 3 " , $1. Satisfaction...specimens. All for $7.50 postpaid. Morton Minerals & Mining, 21423 Highway 66, R.F.D. 1, Barstow, Calif. IDAHO...LOUIS, 14, MO. OPALS, BRILLIANT COLORS-Direct from mine, 15 for $5.00. 10 ringsize cabochons (opal, amethyst
 
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