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Gedrite from
Mason Mountain, Macon County, North Carolina, USA


Locality type:Mountain
Classification
Species:Gedrite
Formula:◻{Mg2}{Mg3Al2}(Al2Si6O22)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Gedrite data
Locality Data:Click here to view Mason Mountain, Macon County, North Carolina, USA
Data Identifiers
Mindat Occurrence Record ID:494654
Long-form Identifier:1:3:494654:0
GUID (UUID V4):7b0f3434-2491-4506-adb5-70c91d0a46e4
Nearest other occurrences of Gedrite
36.8km (22.9 miles) Laurel Creek complex, Rabun County, Georgia, USA
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
MINERALS FROM THE RHODOLITE QUARRY NEAR FRANKLIN, NORTH CAROLINA E. P. Hr,NnERSoN,lU. S. National Museum, INtnonucrtoN...summit of Mason Mountain, on the southern slope, about 8 miles north of Franklin, North Carolina, is an... Excellent samples of rock which contain much gedrite are still to be found on the dump which, however...quarry face. The essentialminerals are rhodolite, gedrite, hypersthene and biotite. Small masses of quartz...Rhodolite 55_60per cent lS-20 u lS_2O ( 10_15 ( Gedrite Hypersthene Biotite a g ( Gror,oov The rock containing
Journal (article/letter/editorial)
Bancroft and strens (1966) using spectral techniques. Gedrite (sample No. 001) selectedfor this study is from...from high-grade metamorphic rocks of Mason Mountain, North carolina, described by Henderson(1931),Heinrich...through a middle-rank metamorphic event and that gedrite, biotite, quartz, and sillimanite formed during...during a second,high-rank metamorphism. Gedrite (Sample No. 002, Robinson and Jaffe No. 134I) is from high_...assemblagecited by these authors includes qlrartz, gedrite, sillimanite, kyanite, staurolite, biotite, garnet
Journal (article/letter/editorial)
1329 Arizona Economic geology Aluminum, Maricopa county, Wickenberg (Sheridan, Michael F , et al.) tt-t2...(Mclean, W. John, er a/.) 7-E 1103 Hemihedrite,Pinal county, Florencemine, Maricopacounty, Wickenburg,Rat Tail...a/.) 7-8 1088 Kinoite, SantaRita mountains,Pima county (Anthony, John W., er a/.) 5-6 7O9 Phoenicochroite...er a/.) 1.2 224 Breccia Intrusive Utah, San Juan county, MosesRock dike, kimberlite (McGetchin, Thomas...(Omori, Keiichi.) tt-12 1897 Wardsmithite,Inyo county, Death Valley, Tertiary, Furnace Creek formation
Journal (article/letter/editorial)
at 14:35 04 June 2016 New York City, New York County, New York State T he minerals of the garnet group...representative of a garnet from Deshong’s quarry, Delaware County, Pennsylvania, that can barely be considered almandine...found at several mines near Topsham, Sagadahoc County, Maine, particularly the Standpipe Hill quarry...collected at Mount Apatite near Auburn, Androscoggin County; and the Bumpus quarry, ROCKS & MINERALS 244-253...the Melrose and nearby mines at Stoneham, Oxford County. Phenomenal trapezohedral almandine crystals exhibiting
Journal (article/letter/editorial)
1981) but the extent of hyperfine splitting in gedrite spectra is limited. The underlying baseline absorption...of a cummingtonite with about 55~o Fe component (Mason, 1953), was illustrated by Law (1981). Apart from...relatively rare holmquistite, anthophyllite, and gedrite are the only amphiboles known to crystallize in...and A1 in the anthophyllite, as opposed to the gedrite, structure is Naon (Mg3.vFe2+2.TA10.5)SiT.sAlo...suite. The distinction between anthophyllite and gedrite, the latter being the subject of this paper, is
Report (issue)
Information Circular 24 Mineral Collecting Sites in North Carolina By W. F. Wilson and B. J. McKenzie Raleigh...copies of this publication may be obtained from: North Carolina Department of Natural Resources and Community...Geological Survey Section, P. O. Box 27687, Raleigh, North Carolina 27611. Eldon P. Allen, Chief Geologist i ...FRONT COVER PHOTO Twinned emerald crystal from North Carolina, photo from Smithsonian Institution (slide...viable mineral collecting sites through­ out North Carolina. Some sites are commercially operated during
Report (issue)
.'.' .., Mineral Collecting Sites in North Carolina By W. F. Wilson and B. J. McKenzie RUTILE GUMMITE...Information Circular 24 Mineral Collecting Sites in North Carolina By W. F. Wilson and B. J. McKenzie Raleigh...copies of this publication may be obtained from: North CarOlina Department of Natural Resources and Community...for the general welfare of the citizens of North Carolina. The Section conducts a number of basic and...Geological Survey Section, P. O. Box 27687, Raleigh, North Carolina 27611. Eldon P. Allen, Chief Geologist FRONT
Journal (article/letter/editorial)
THE ANTHOPHYLLITE-GEDRI'TE SERIES, COMPARISONSOF GEDRITE AND HORNBLENDE. AND THE ANTHOPHYLLITE- ipnnrrB...available analyses indicates the anthophyllite-gedrite solution between two end compositions nR'?+2R'+5si80zr(OH)r...implied by the gedrite and hornblende formulae are not readily explained by determined gedrite and hornblende...apparently complete solid solution in the anthophyllite-gedrite series at high temperature as demonstrated in specimens...Al and Na content exsolved to an anthophyllite-gedrite intergrowth as shown by X-ray single-crystal photographs
Book (volume)
01225 442836) Distributors USA AAPG Bookstore PO Box 979 Tulsa OK 74101-0979 USA (Orders: Tel. (918) 584-2555...Introduction Mg-Fe—Mn-Li Amphiboles Anthophyllite—Gedrite Holmquistite—Ferro-holmquistite Cummingtonite—Grunerite...anthophyllite and cummingtonite near Chester, Vermont, USA, and which have regularly repeating sequences of...Iron-magnesium-manganese amphiboles Anthophyllite-gedrite (Mg,Fe**)7_5Alp_2[Sig ¢Alp _2022](OH,F)» Holmquistite...and (Al,Fe**). For the (Ca,Na)-poor amphiboles, gedrite is related to anthophyllite by the substitution
Journal (article/letter/editorial)
rocks of the Huntington Lake quadrangle, Fresno County, California (Sierra Nevada batholith) and for the...structure is favored by crystallization under pressure (Mason). Petrographic evidence suggests a prirnarydeuteric...refined. Gedrite-001 is from metamorphosed ultramafic rocks, Mason Mountain, North Caroiina and gedrite-OO2...metamorphosed volcanic rocks Richmond, N. FI. Gedrite-O01has o:18.531* O.0M' b:L7.741 * 0.004, c: 5.249+0...rurxanv M lxo S srrE OccuPANcrES rN GEDRTTEs Gedrite-002 Gedrite-00I Mole fraction Atoms per formula unit
Book (volume)
PYROXMANGITE.196 AMPHIBOLE GROUP.203 Anthophyllite-Gedrite . . . . . . .211 Holmquistite............1940). Anal. W. F. Foshag. pyroxenite, Webster, North Carolina (Hess, 1952). Anal. L. C. Peek. peridotite...Anal. Y. Konisi. 19. Eulite, granite, Rubideaux Mountain, Riverside, California (Larsen and Draisin, 1960)...Anal. R. A. Howie. 16. Eulite, eulysite, Mansjd Mountain, Sweden (Henry, 1935). Anal. N. F. M. Henry. 17...The eulite (Table 2, anal. 19) in the Rubideaux Mountain granite has the highest iron content so far reported
Book
CHAPTER 8 Tennessee 8 7 6 CHAPTER 10 South Carolina ......... _ .......... _ _ .... ____________________............._........... 7 3 6 CHAPTER 9 North Carolina 4 2 3 3 9 6 3 CHAPTER 1 GEM H U N T...g e s w h i c h c r e s t a t M t . N o r t h Carolina, a n d C l i n g m a n ' s Dome, Tennessee. Because...n d m 1799 i n Cabarrus C o u n t y, N o r t h Carolina, b y a s m a l l b o y w a l k i n g along a m...a , M o o r e , M o n t g o m e r y, Randolph, Macon South C a r o l i n a : Chesterfield, L a n c a
Book (volume)
NORTInHIwo AME A Volumes John Sinkankas _ GEMSTONES OF NORTH AMERICA In Two Volumes ® Volume I Gemstones, of...of all the mineral treasures to be found in North America, are perhaps the most fascinating—and the...worthy of the name. Some, like the emeralds of North Carolina, the colorful and fabulous tourmalines and...above all, easily read and understood, GEMSTONES OF NORTH AMERICA, Volumes I and II, will be welcomed as a...abroad are becoming so scarce and expensive that North America has developed into a major exporter rather
Book (volume)
tH MSTONESof - NORTH AMERICA ~ VOLUME olor phot raphs yo. Erica and. Harol d Van I [iL Albuquerque...87109 N.M. N_E. Bivd. Gkapats GEMSTONES of NORTH AMERICA ~ NASMI EPPA GEMSTONES OF THE WORLD...+ GEMSTONES OF NORTH AMERICA, by John Sinkankas ON@“THE VOLUME III COVER North American gems from...Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal step cut violetish pink...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75
Report (volume)
Bibliography of North American Geology, 1961 -· GEOLOGICAL SURVEY UNITED STATES GOVERNMENT PRINTING... BIBLIOGRAPHY·OF NORTH AMERICAN GEOLOGY 1961 INTRODUCTION• This annual volume of the "Bibliography of North American...appeared during 1961 concerning the geology of the North American continent, Greenland, the West Indies and...in foreign journals are cited if they deal with North American localities or are of a general nature,...they deal only with foreign areas. Articles on North America by "foreign authors are included regardless
Book (volume)
GElV!§TONE§ (())f NORTH AMERRCA VOLUME III GElV[§TONE§ OF TXiE ,voRLD §ERIE§ SERIES EDITOR... GEMSTONES OF NORTH AMERICA, VOLUME III by Joh11 Sinkankas ON ~rf-IE co ·vER North An1erican gems...Vivid blue matched benitoite gems from Sai, Benito County, California, consisting of 52 benitoites and 75...and pinkish purple (I .3 5 et). GEMSTONE§ (O)f NORTH AMERICA VOLUME III John Sinbanbas Colar Photography...Qurrli~y Books, Inc.) Sinkankas, John. Gen1stones of North An1erica. Vol. III/ John Sinkankas. p. cm. lncludes
 
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