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| Hook -VNS4K .C%K'5 GEOLOGICAL SURVEY OF GEORGIA W. S. YEATES, State Ceologist BULLETIN No.... 2 A Preliminary Report on the Corundum DEPOSITS OF GEORGIA BY FRANCIS P. KING Assistant Geologist...SURVEY OF GEORGIA W. S. YEATES, State Geologist BULLETIN No, 2 A PRELIMINARY REPORT Corundum Deposits...Deposits or GEORGIA FRANCIS P. KINO Assistant Geologist 1894 Atlanta, Ga. The Franklin Printing and...Geological of Georgia. (Ex-Officio). His Excellency, W. J. NORTHEN, Governor of Georgia, President |
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| GEOLOGICAL SURVEY - CHARLES D. WALCOTT, DIRECTOR CORUNDUM ITS OCCURRENCE AND DISTRIBUTION IN THE UNITED...__..-.._.__.--...- -18 Physical properties of corundum ......................................... 1.5...composition of corundum ........................................ Determination of percentage of corundum in an...---..-.-..-..-...-,.-..--..-.....Sapphire or gem corundum ........_...'.................--..-.-. .........--.-.... Corundum......-....-.-.......--.......-......--......--........_... Block corundum......... |
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| VICINITY OF LAKE CHATUGE by MARVIN E. HARTLEY III GEORGIA DEPARTMENT OF NATURAL RESOURCES Joe D. Tanner,...EARTH AND WATER DIVISION THE GEOLOGICAL SURVEY OF GEORGIA Sam M. Pickering, Jr., State Geologist and Director...VICINITY OF LAKE CHATUGE by MARVIN E. HARTLEY III GEORGIA DEPARTMENT OF NATURAL RESOURCES Joe D. Tanner,...EARTH AND WATER DIVISlON THE GEOLOGICAL SURVEY OF GEORGIA Sam M. Pickering, Jr., State Geologist and Director...ranner 19 HUNTER ST .. S.W. ROOM 400 ATLANTA, GEORGIA 30334 J&mn Jitkering, i!fr_ (404) 656-3214 April |
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| DIRECTOR THE OCCUIIRENCE AND DISTRIBUTION CORUNDUM IN THE UNITED STATES BY JOSEPI-I HYDE PR.ATT...Modes of occurrence of corundum ...... ................,_................ Corundum in peridotites...._ ...... Corundum in biotite, contact on saxonite .............................. U 1.1 19 Corundum in enstatite.....1. 20 Corundum in serpentine . _.........._....__...........__....-_..--.._.. Corundum in chlorite-schist.... 20 21 Corundum in amphibolite ................................. ........ 21 Corundum (emery) in |
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| https://archive.org/details/corundumperidoti01prat CORUNDUM AND THE PERIDOTITES OF WESTERN NORTH CAROLINA...SURVEY J. A. HOLMES, STATE GEOLOGIST VOLUME I CORUNDUM AND THE PERIDOTITES OF WESTERN NORTH CAROLINA...Carolina Geological Survey, a description of the Corundum and the Peridotite Deposits of Western North Carolina...I.—The corundum belt of North Carolina. General geology of the State. Geology of the corundum belt. Rocks...Rocks of the corundum belt. 21 21 23 26 Chapter II.—The peridotites and associated basic magnesian |
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| CAROLINA AND OF CORUN GEORGIA.* JOSEPH HYDE PRATT. THE corundun, localities in the United States are...through out nearly its entire length. The mining of corundum has been, however, confined to a narrow section...portion of that region, i. e., to northeastern Georgia and southwestern North Carolina, with the exception...between emery and corundum, many person� not recognizing emery as a variety of corundum. There are three...in con siant use to designata the varieties of corundum: (1) Sapphire, which include s all corundums, |
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| PRELIMINARY REPORT ON CORUNDUM DEPOSITS IN THE BUCK CREEl( PERIDOTITE CLAY COUNTY, NORTH CAROLINA BY .... . . • . • . • . . • • • • . . . • • • . . . Corundum deposits........................................•..••...••....... Quality and distribution of corundum ......••..•.. Disseminated deposits in amphibolite... Origin of corundum in the disseminated deposits .• Quality and distribution of corundum •.......•.....sections of the Buck Creek peridotite body, Clay County, N. C. . . . • . . . . . . . . . . . . . . . . |
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| distinguished from the dead which adjoin our great towns, for on these every re which were formed of glass...110 ap�t in villages and towns, for the interment of the dead. The Corundum Region of North Carollna�...fourteen days as before. I have not carried our ex· corundum has been recognised for above thirty years at...germination of seeds, which have been suc calities of corundum have been brought to light. abound, while the...always found the violet ray prejudicial The corundum localities are already known to occupy a wild and uncultivated |
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| distinguished from the dead which adjoin our great towns, for on these every re which were formed of glass...110 ap�t in villages and towns, for the interment of the dead. The Corundum Region of North Carollna�...fourteen days as before. I have not carried our ex· corundum has been recognised for above thirty years at...germination of seeds, which have been suc calities of corundum have been brought to light. abound, while the...always found the violet ray prejudicial The corundum localities are already known to occupy a wild and uncultivated |
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| distinguished from the dead which adjoin our great towns, for on these every re which were formed of glass...110 ap�t in villages and towns, for the interment of the dead. The Corundum Region of North Carollna�...fourteen days as before. I have not carried our ex· corundum has been recognised for above thirty years at...germination of seeds, which have been suc calities of corundum have been brought to light. abound, while the...always found the violet ray prejudicial The corundum localities are already known to occupy a wild and uncultivated |
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| with adjoining areas in South p ARTS Carolina and Georgia, have long been known to mineralogists and geologists...geologists as among the most interesting of corundum localities ; and the researches of the late Dr. Genth...clear the mode of occurrence and associations of corundum in this area and in the great eorundiferous belt...admirable discussion of " T h e origin of the Corundum associated with the Peridotitvs of North Carolina...strengthened by the finding in the gravels of corundum crystals of similar form, with almost precisely |
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| l l c u t and polish, I h a v e also included localities f o r collecting some o f t h e attractive a..._ _ .... ____________________ ..... CHAPTER 11 Georgia 1 CHAPTER 12 Alabama 0 0 . . . . . . . . _...e f r i e n d l y a n d cooperative h e g e m localities i n t h e i r m i d s t a r e a s interesting...y ' s f i r s t g o l d r u s h a t Dahlonega, Georgia. S o m u c h gold w a s f o u n d b y eager prospectors...t a r t o f t h e C i v i l W a r . O t h e r Georgia counties a n d n e i g h b o r i n g s t a t e |
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| extent in Utah, but comes chiefly from foreign localities. When antimony is found combined with iron and...answer. THE MINERAL COLLEOTOR . 37 CORUNDUM . ALTHOUGH corundum has been in use, as an abrasive, from...commence ment of the present century that its localities were found andexamined by scholars, and itstrue...Persians , as Armenian whetstone ; the Hindoos, as corundum ; and the Egyptians, as the iron-stone of the...comes, is now known in science and commerce as corundum — the name given it by the Hindoos, and meaning |
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| ••.•116 POl"ons, cutaneous absorptIon of114 . Corundum reg on of North Caro� R'liJro3d progress... ....friction. tion. ent Office. ferent cities and towns, local institutions, where, by mfans of the innntor...distinguished from the dead which adjoin our great towns, for on these every re which were formed of glass...110 ap�t in villages and towns, for the interment of the dead. The Corundum Region of North Carollna�...fourteen days as before. I have not carried our ex· corundum has been recognised for above thirty years at |
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| l'egion, partly within the northeastern corner o f Georgia, and extending thence,in the direction of the crest...much evil, but :t is also the germ of much good. Corundum is known to occur only in a single formation,...every man to do is to try cipal exposure of the corundum has been effected at the CuI. A (Fig. 1) is the...sagee mine in the township of Elegee, in Macon county. The is an angle plate pivoted to the bracket ...down to a depth of about 50 feet. The form of corundum crystals is the instmment is detachably secured |
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| l'egion, partly within the northeastern corner o f Georgia, and extending thence,in the direction of the crest...much evil, but :t is also the germ of much good. Corundum is known to occur only in a single formation,...every man to do is to try cipal exposure of the corundum has been effected at the CuI. A (Fig. 1) is the...sagee mine in the township of Elegee, in Macon county. The is an angle plate pivoted to the bracket ...down to a depth of about 50 feet. The form of corundum crystals is the instmment is detachably secured |
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| such as gold, corundum, mica, and monazite. There have been, however, certain localities that, after the...following: Diamond Spodumene Hiddenite Kunzite Corundum Ruby Sapphire Oriental Emerald Oriental Amethyst...westernPiedmont section of the state, and in Franklin County on the eastern edge of the Piedmont. They have...recorded from the following localities. Three diamonds have been found in Burke County, two of which were from...diamond is now in the State Museum. The Cleveland County diamond was found in 1893 near Kings Mountain, |
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| pennsyluania. GeNesrson Conulouu Morocowicz showed that corundum can be crystalrized from magmas containing an...origin. since corundum is known to be the first mineral Two reactions by which corundum is formed from...anorthite and hypersthene by which actinorite and corundum are developed; the other, a reaction between anorthite...and olivine with the formation of hornblende and corundum. Sinceboth reactionsstart with pyrogenic (water-free)...this alumina is available for the development of corundum under certain physical conditions, and with proper |
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| J. McKenzie RUTILE GUMMITE IN GARNET RUBY CORUNDUM GOLD TORBERNITE GARNET IN MICA ANATASE RUTILE...beauty are found in Cowee Valley in the Franklin County area of western North Carolina. Many of these...Mining 12 Important Gem Stones 12 Diamond 12 Corundum 13 Ruby •• 14 Sapphire 14 Beryl 14 Emerald...COUNTIES Alamance County • .' 22 24 24 Alexander County 24 Alleghany County 25 Ashe County • 25 Avery...Avery County 25 Buncombe County 26 Burke County 26 Cabarrus County 27 Caldwell County 27 Caswell |
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| beauty are found in Cowee Valley in the Franklin County area of western North Carolina. Many of these................................................ Corundum ................................................Alamance County ........................................................... 24 24 Alexander County ......Alleghany County ....................................................... 25 Ashe County ............Avery County ............................................................... 25 Buncombe County ... |
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| RWH PUBLISHING ~ }OB 28:18 BOULDER, CO LORADO USA 1997 ~ © 1997 by Richard W. Hughes All rights...Publishing 4946 Clubhouse Circle Boulder, CO 80301-3725, USA Tel: 303-530-7975; Fax: 303-530-7975 Publisher's...Sapphires-History, idenrification, value, etc. I.Title. 3. Corundum-History, identification, value, ere. 4. Precious...composition 48 The corundum suucture 48 Crystallography of corundum 50 Twinning in corundum 52 Morphology...inclusions 97 Describjng inclusions 99 Overview of corundum inclusions I 00 Country descriptions of inclusions |
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| hematite and ilmenite in emery ores from a numbet of localities is in the form of unique exsolution intergrowths...ilmenite. Undoubted exsolution of hematite from corundum is very well shown in some sections. A further...meteorite was found in 1936, near Shallowater, Lubbock County, Texas. It is an extraordinarily coarse diogenite...occurring in syenite near Tory Hill, Haliburton County, Ontario. Film and vein perthite are both recognized...account for efficiency ratings below those of the Georgia-Florida fuller's earths. A rel'iew of the literature |
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| VOL. 49, PP. 505-514 Muscovite breakdown and corundum growth at anomalously low fH20: a study of contact...Survey, University of Kansas, Lawrence, KS 66044, USA AND SANAA I. AL-AMEEN Department of Geology, University...the aureole of the late Caledonian Omey granite corundum devdops in the Dalradian country rocks in a zone...khar, and Xn~ o -~ 0.85. Corundum develops from the reaction muscovite --, corundum + K-feldspar+HzO and...reaction was less than 0.6 and perhaps as low as 0.4. Corundum always grows within large muscovite crystals;fn2o |
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| from the Tourmaline Q ueen .1ine, Pala, San Diego County, California. From a pen-and-ink drawing by W. E...herein to provide more than a dry recital of localities. In addition to the geology and mineralogy, much...ACKNOWLEDGMENTS 1-X I I PRINCIPAL GEMSTONES Diamond, Corundum, Beryl, Topaz, Opal. II 68 IMPORT ANT GEMSTONES...Gibson's Ruby mine, Cowee Creek, North Carolina 6. Corundum Hill, North Carolina 7. Eldorado Bar, Montana...of tourmaline crystal forms 38. Map of San Diego County, California gem sources 3 9. Stewart Lithia· and |
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| comprehensive listing, including detailed spot locations on county road maps, refer to this publication, which can...The price is $5.00 plus 4% sales tax. Individual county road maps can be obtained from the North Carolina...Carolina 27611 B. J . M C K E N Z I E Alamance County Pyrophyllite, cacoxenite, diaspore, sericite, pyrite...hill, 0.2 mile from the road. Alexander County Alexander County is a renowned mineral collecting area in...denite. Emeralds have been found in at least three localities; some have been quite large and of fine quality |
