	*Smith, Arthur E., Fritzsch, Eric (2000) SOUTH DAKOTA. Rocks & Minerals, 75 (3) 156-169 doi:10.1080/00357520009605635*	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...pegmatite mining for feldspar still continues (Jacobson 1994). the number of mines worked tor bery 1. muscovite...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
	*Page, L.R., , (1953) Pegmatite investigations 1942-1945, Black Hills, South Dakota. Professional Paper* 247. US Geological Survey doi:10.3133/pp247**	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
	*(1953) Geology and pegmatites of part of the Fourmile area, Custer County, South Dakota. Circular* 245. US Geological Survey doi:10.3133/cir245**	Report (issue)
	PEGMATITES OF PART OF THE FOURMILE AREA CUSTER COUNTY SOUTH DAKOTA By Andrew J. Lang, Jr. and Jack A. Redden...PEGMATITES OF PART OF THE FOURMILE AREA CUSTER COUNTY, SOUTH DAKOTA By Andrew J. Lang, Jr. and Jack A. Redden.......................... Pegmatite 12-B (Big Spar No. 1 mine).... Plagioclase-quartz-tourmaline pegmatite...minerals .............. Pegmatite 57 (Silver Top lode mine)..... Plagioclase-quartz-perthite pegmatite (border...minerals .............. Pegmatite 67 (Dorothy lode mine) ....... Plagioclase-quartz-muscovite pegmatite
	*Roberts, Willard Lincoln, Rapp, George Jr. (1965) Mineralogy of the Black Hills. Bulletin* 18. South Dakota School of Mines and Technology**	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
	DeWitt, Ed, Clemensen, Margaret, Barari, Rachel (1989) BHBIB : bibliography of Black Hills geology, 1852-1988, Part A - Bibliography. Open-File Report Vol. 1989 (89-443) US Geological Survey doi:10.3133/ofr89443a	Report (issue)
	BHBIB--Bibliography of Black Hills Geology, 1852-1988 By Ed DeWitt 1 , Margaret Clemensen 19 , and Rachel Barari Open-File...disks 89-0443C ASCII datafile (publication format), (1) 5V 1.2Mb floppy disk 89-0443D ASCII datafile (entry-delimited)...disks 89-0443E ASCII datafile (entry-delimited), (1) 5V 1.2Mb floppy disk 1989 This report is preliminary...program has been used by the U.S. Geological Survey, no warranty, expressed or implied, is made by the USGS...such warranty, and no responsibility is assumed by the USGS in connection therewith. 1 U.S. Geological
	*Redden, J.A. (1968) Geology of the Berne quadrangle, Black Hills, South Dakota. Professional Paper* 297f. US Geological Survey doi:10.3133/pp297f**	Report (issue)
	Geology of the Berne Quadrangle Black Hills South Dakota GEOLOGICAL SURVEY PROFESSIONAL PAPER 297-F ... Geology of the Berne Quadrangle Black Hills South Dakota By JACK A. REDDEN PEGMATITES AND OTHER PRECAMBRIAN...387 387 388 389 390 390 394 395 401 TABLES TABLE 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. Modes of...GEOLOGY OF THE BERNE QUADRANGLE, BLACK HILLS, SOUTH DAKOTA By JACK A. REDDEN ABSTRACT The Berne quadrangle...is approximately 5,000 feet. These units include (1) quartzite and quartz-mica schist (2) quartz-biotite-garnet

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Albite from Big Spar No. 1 mine, Custer, Custer Mining District, Custer County, South Dakota, USA

Albite from
Big Spar No. 1 mine, Custer, Custer Mining District, Custer County, South Dakota, USA