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


Locality type:Mine
Classification
Species:Epidote
Formula:(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Epidote data
Locality Data:Click here to view Etta Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:172901
Long-form Identifier:1:3:172901:6
GUID (UUID V4):dcaf67ae-d5aa-45b5-9368-14dc648ae47d
Nearest other occurrences of Epidote
1.2km (0.7 miles) Hugo Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
1.2km (0.7 miles) Edison Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
29.1km (18.1 miles) Helen Beryl Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA
41.5km (25.8 miles) Little Elk Creek, Nemo, Lawrence County, South Dakota, USA
60.9km (37.8 miles) Gladiator Mine, Lead Mining District, Lawrence County, South Dakota, USA
References
Reference Search (possible matching items)
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)
[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)
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
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)
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
Journal (article/letter/editorial)
THE ETTA TIN MINES By MRS. MARTHA LINDE 639 Harney St., Custer, S. Oak. 57730 The Black Hills of Dakota...changed from the hunting grounds of the Sioux to the mining mecca of America on that sultry day in August 1874...the Black Hills. "The Mine That Started The Tin Boom, The Etta Mine" The Etta mine which is located near...the Keystone cemetery was first located by Dr. S. H. Ferguson and L. W. McDonald as a mica mine in 1883...1883. In working the mine they discovered in the black ore the presence of a mineral they couldn't identify
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)
Rtcrwooo Schoolof Applied Geologlt (Jniversityof New South |l'ales Kensington,N. S.W. 2033, Australia Abstract...(E1 9 2 3 , p . 3 6 2 ) . 5 PerticaE Italy. 2. Mine, Urbino, SULPIiIDES € SULPHOSALTS (i)SULTHIDES...70 x 8.89 x 6.35 cm from Maybee Quarry, Monroe County, Michigan, U.S.A. and which is in the Cranbrook...Collection, Central ResearchLaboratory, Mitsubishi Metal Mining Company, Yonu-Shi, Saitana prefecture, Japan; it...Moscow,U.S.S.R.is 35 Geological Survey, Pretoria, South Africa (pers. x 15 cm; Guillemin (1964,p.2; 1972
Journal (article/letter/editorial)
at Fairfield, Utah County, Utah, and the Etta mine, Pennington County, South Dakota. 4 WHO'S WHO in Mineral...associated minerals in the Thomas Range, Utah; epidote at Prince of Wales Island, Alaska; variscite and...Company, and then he operated the Harding pegmatite mine, near Dixon, New Mexico, from 1942 to 1945. Arthur...wrote monthly Pennsylvania Minerals columns in the Keystone Newsletter (Mineralogical Society of Penn­ sylvania)...acts, such as the donation of the Harding pegmatite mine to the University of New Mexico in 1979, "in order
Journal (article/letter/editorial)
fuchsite. ILMEN ZAPOVEDNIK, near town of MIASK, South Urals. Famous mineral locality in lImen Mountain...large xIs of microcline, smoky quartz, desmine, epidote xIs, chabasite, beryl. In pegmatite veins have...name. WIELICZKA, near Krakow, Poland, oldest salt mine in Europe, beautiful large halite xls, anhydrate...are found in Hohe Tauren mountains: emerald xls, epidote xIs, adularia xls, magnetite xIs, sphene xls and...location: beautiful axinite xIs, epidote. Fine twin quartz xIs, mine Gardett, Dauphine Isere. ROCKS AND
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
Book
9780764332166. $19.99. Collector's Guide to the Epidote Group. ISBN: 9780764330483. $19.99. Collector's...hobbyists. Many would be surprised to learn that the mining of titanium oxide, primarily for pigments, is a...pegmatite, Park County, Colorado; the Etta and Peerless mines, near Keystone, South Dakota; at Udraz, Czech...with lesser amounts of anatase and U l s t e r County, New York. Minute tabular brookite crystals rutile)...occurs with quartz crystals at the Ellenville Lead mine, granite at Topsham, Maine. Figure 20. A thumbnail-sized
Journal (issue)
the Geology and Resources of the Black Hills of Dakota with Atlas, Washington. 1879-1880, quarto. pp....used on one other report. where the birds denoted mine villages in a region of Mexico. It predates the...Preliminary Report of Ex­ plorations in Nebraska and Dakota. in the Years 1855-56-57. Washington. 1875. Oc­...Black Hills. and adjacent pans of the Nebraska and Dakota regions was originally as an appendix to the Humphrey...topographic and geographic features from Kansas in the south to the Canadian border on the north. The map extends
Journal (article/letter/editorial)
was sent in by Mr. McDonald. ARIZONA—"The Bagdad Mine, Yavapai Co., Arizona, has lately produced some...is now in the hands of various collectors. Bagdad Mine has produced, from time to time, many unusual copper...polished gold ore comes from Burton's Tropico Gold Mine in Rosamond (Kern Co.), Calif., where the largest...largest Southern California gold mill is located. The mine is no longer in operation but it is open to the...on Delaware Bay, is in the N / E part of Sussex County, Del. W e had an opportunity to examine some pebbles
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 (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
Journal (article/letter/editorial)
identify. This sample was taken about 15 miles south of Anniston, Alabama, where the rock had been cut...first phyllite we ever saw from sers" area, Sonoma County, Calif. It was noted by M. Vonsen in CALIF. JOUR... ranging in in a road cut situated in Randolph County, size from 2 to 4 millimeters. Sometimes it Ala...small open fissures with quartz and calcite." miles south of Anniston." "I must add, however, that there should...other recognized psilomelane in the Batesville district, In- species as laumontite, thomsonite, datolite
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...n siderable size, as in the Black Hills o,f South Dakota, where they have been found t1p to 50 ft. long
Report (volume)
....................................... 102 District of Columbia ............................................................................ North Dakota........................................................ South Carolina......................................:.................... South Dakota..........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
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
Journal (issue)
Mineralsfrom the MidstateQuarry Magnet Cove, Hot Spring County, Arkansas Art Smith 9118 Concho Houston, Texas...is in the altered Stanley Shale a short distance south of the Magnet Cove igneous rocks (mostly syenites)...mmlong, Midstate Quarry, Magnet Cove, Hot Spring County, Arkansas, photo by the author. Middle& PolarUrals...to the mining village of Neroika. We spent our next 11 days in this region, about 100 miles south of the...deposits, and extended further north to Patak and south to the village of Puiva. This area produces some
Book (volume)
ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA
Book (volume)
ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA
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
 
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