 | | Book (edition) | | Geology of North Carolina. QE 147 .A22 1866-1887 Pt.2 V.2 Chap.1 Digitized by the Internet Archive...org/details/mineralsminerall01 nort n o o / Geology of North Carolina. CHAPTER I. MINERALOGY. BY It F. A. GENTH...Mica mining industry, for example, has brought to a Pi 7 ? f 3 : GEOLOGY OP NORTH CAROLINA. 2...uranium, cerium, lanthanum and tions yttrium. The corundum mines, in the chrysolite ledges of the gion...great many very interesting and unique forms of quartz crystals and rutiles, and has added a great number |  | | Report (volume) | | 'THE GEOLOGICAL vt- ,(231 > ' " ^THE MINERALS CAROLINA''" i '- OF, - :l|^fe^H - GOTEENMENT LIBRARY... W. Powell, director | | The | minerals of North Carolina | by | Frederick Augustus Geiitk | [Vignette]...J. W. Powell, director | | The | mineralsof North Carolina | by | Frederick Augustus Genth | [Vignette]...W. Powell, director | | The | :aainerals of North Carolina | by | FrederickAugustusGenth j [Vignette]...50. II. Tertiary History of the G-rand Caiion District, with atlas, by Clarence E. Dutton, Capt. U. S |  | | Book (edition) | | LOCALITIES NORTH CAROLINA, BEING CHAPTER I, OP THE SECOND VOLUME OF THE GEOLOGY OF NORTH CAROLINA. Reprinted...OF E. M. UZZELL RALEIGH, N. C. GEOLOGY OF NORTH CHROLINS. CHAPTER I. MINERALOGY. BY It has F...data have been embodied. Sev- GEOLOGY OF NORTH CAROLINA. 4 eral causes have been operative in giving...some number of them not hitherto or, The Mica mining industry, elsewhere discovered iu America. great...titanium, uranium, cerium, lanthanum and yttrium. The corundum mines, iu the chrysolite ledges of the mountain |  | | Report (volume) | | the ruby, sapphire, spinel, emerald, rutile, and quartz of gem quality have been synthesized. The best...Apatite . 6. 7. 8. 9. 10. Orthoclase Quartz Topaz Corundum Diamond The numbers preceding each mineral...rated as 10, is many times harder than corundum, rated as 9. Corundum is placed next to diamond only because...of silica (quartz, 7 on Moh's scale) particles, a gem stone should be harder than quartz. Some minerals...all other green stones (Smith, 1949, p. 175). Corundum was referred to as "oriental" because the first |  | | Journal (article/letter/editorial) | | sit5 with CO~UNDUH,at the CULSXGE~CORUNDUM-~IIN]~,~_KCONCOUNTY,NORTH CAaoLr~X. By Colonel C. W. Jv.Nxs...mineralogieally considered, merely coloured crystals of corundum, which mineral species has been shown by chemical...waterworn pebbles ; and although the existence of corundum in small quantities in granular limestone in Asia...fragments of corundum on the surface and in the river-beds of Macon County, North Carolina, which encouraged...this district, and resulted in the discovery, in the summer of 1871, of the deposits of corundum now known |  | | Journal (article/letter/editorial) | | Gemstones of North Carolina By GEORGE A. BRUCE, International Import Company 604 Peachtree Street, N...Atlanta 8, Georgia "The Land of the Sky" that is North Carolina is also the Land of Gemstones. This beautiful...certain order. They first came to light in the gold-mining era from the early 1800s until the Civil War. Then...some twenty-five years following, the mica and corundum interests gave further rise to their discovery...beauty and value. The fourth step was the systematic mining for the stones themselves. At present a fifth period |  | | Journal (article/letter/editorial) | | 1873, 650). THIS mineral, not hitherto found in North Germany, has been lately met with in the abraum...and water. H. w. Pseudomorphs of Spinel after Corundum. By F. A. G E N T H (J. pr. Chem. ["y, ix, 61-65...Mineralogie, 1874, 84). PSEUDOMORPHS of spinel after corundum occur in several places : (1). I n Hindostan.-Genth...inwards, so that there is always a nucleus of corundum present. Those in which the conversion into spinel...harder than quartz, which has been recognised as spinel. (3.) In the Culsagee Mine in North Carolina, a vein |  | | Book (edition) | | YEAR 1687"āDAVID T. DAY, CHIEF OF THE DIVISION OF MINING STATISTICS AND TECHNOLOGY WASHINGTON GOVERNMENT...and consump tion, or better and cheaper means of mining, extraction, and convey ance to market, may in...correspondence has been carried on with geologists, mining engineers, and other local authorities, and various...mmed at Broken Arrow aud Trout creek, in Sc. Clair county. The strata in this field are more faulted und...prong of Canoe creek, in St. Clair county, to Ha\sop creek, in Bibb county, a distance of 60 miles. Down to |  | | Report (issue) | | BULLETIN No. 2 A Preliminary Report on the Corundum DEPOSITS OF GEORGIA BY FRANCIS P. KING Assistant...Geologist BULLETIN No, 2 A PRELIMINARY REPORT Corundum Deposits or GEORGIA FRANCIS P. KINO Assistant...Assistant Geologist 1894 Atlanta, Ga. The Franklin Printing and Publishing Co. Geo. W. Harrison State...OF CORUNDUM 9 9 Early History History of Corundum in the Eastern Hemisphere History of Corundum in...Nomenclature of Corundum CHAPTER VARIETIES OF . . . . 11 . 13 21 II. CORUNDUM 23 23 Introductory |  | | Journal (article/letter/editorial) | | Species of, 192. -^ Africa, Diamonds in South, 86. , North, Geology of, 231. , South, Diamantiferous Rock of...16. Amphicentrum, 431. Anderson, J., Geology of County Down, 270. Anstie, J., Coal-fields of Gloucestershire...Seam at Sandwell Park, 240. Collins, J. H., Mining District of Cornwall and West Devon, 137, 138. Columnopora...Tin-ore of, 177. Corydalis, 339. Corundum, 174. ā¢ Mines of Culsagee, 234. Cotteswold Naturalists' Field-club...Dolerites, Carboniferous, 424. Dolmens, 144. Down, County, Geology of, 270. Drasche, R. von, On a Pseudomorphous |  | | Book (volume) | | NORTInHIwo AME A Volumes John Sinkankas _ GEMSTONES OF NORTH AMERICA In Two Volumes Ā® Volume I Gemstones, of...of all the mineral treasures to be found in North America, are perhaps the most fascinatingāand 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 (edition) | | describes sites under of the nearest town and county. and the many maps included book contain such...4B^ Diamond M Tourmaline ^P Ruby. Sapphire O Quartz crystal ^J^ Garnet __ Azurite, Malachite, Chrysocolla...out each year into the mountains and deserts of North America to collect a great variety of materials...glaciers that once covered the northern part of North America. As you can see from the directory of digging...with respect to one another. gem minerals The quartz gems, such as amethyst, form crystal prisms with |  | | 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@āTHE VOLUME III COVER North American gems from...(25.56 ct), Sweet Home Mine, Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75 |  | | Book (edition) | | GEMSTONES $CS of NORTH AMERICA . In Two Volumes $30.00 GEMSTONES OF NORTH AMERICA In Two Volumes ...interesting facts about the people involved in mining, current price lists of various stones, and numerous...REINHOLD BOOK / '- ā ( ..., ā GEMSTONES OF NORTH AMERICA In Two Volumes Volume II T ourmaline...from the Tourmaline Q ueen .1ine, Pala, San Diego County, California. From a pen-and-ink drawing by W. E...lnternatiunal, Inc. F RO. Tl!>PIĀ£CE GEMSTONES of NORTH AMERICA In Two Volumes Volume II John Sinkankas |  | | Book | | Buffalo, New York 14205 66 Leek Crescent Richmond Hill, Ontario L4B 1H1 Design and Layout: Joseph Gisini/PageWave...120) Page 6: Mimetite (see page 139) Page 248: Quartz (amethyst variety), Erongo Mountains, Namibia *...Earthās crust are composed ofjust a few minerals; quartz and the feldspar group are the most abundant processes...be minerals. Microcline, Crystal Peak, Colorado, USA * 12 x 9x 5 om MINERALS: PRODUCTS OF A CHANGING...CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species Minerals | | | Book (volume) | | GElV!Ā§TONEĀ§ (())f NORTH AMERRCA VOLUME III GElV[Ā§TONEĀ§ OF TXiE ,voRLD Ā§ERIEĀ§ SERIES EDITOR... GEMSTONES OF NORTH AMERICA, VOLUME III by Joh11 Sinkankas ON ~rf-IE co Ā·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). GEMSTONEĀ§ (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 |  | | Journal (article/letter/editorial) | | sand, which consists of fine, white, often limpid quartz-granules, contains small quantities of silver-white...It is burned for incense in the churches of the district. When distilled it gives off a light, greenishyellow...r Highgate resin, from the blue clay of Highgate-hill. (cl). Krccntzite, from the lignite of Lattorf,...3R0.P20,. Of the two varieties from the granitic quartz-blocks of the Sierra de Cordoba (Chew. XOC.J.,...roundish granules without crystalline structure. Quartz in granules and splinters is sparingly disseminated |  | | Book | | stumble over a valuable nugget and stake your own mining claim? Indeed it to is, and author book Jay...prospecting, he points out, is in abandoned mining districts, where valuable mineral ores are present...commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...RANSOM 1875-1948 An to the Eastern 'āSchoolmarmā Mining Camps of the Old West I I a s I \ h K... CONTENTS Preface ix PART I 1 Introduction to Mining and Mineralogy 2 Preparation for Mineral Collecting |  | | Journal (article/letter/editorial) | | desmin and stilbite, covering felspar, oligoclase, quartz, lithia-mica and tourmalin, in the druses of the...PAPERS. Tourmalin, as a Transformation-product of Corundum. By F. A. G E N T H(J. pr. Chem. [2], ix, 75;...Pennsylvania, it frequently panying corundum. occurs with corundum, forming irregular masses varying in...mostly forms a granular fiiling between corundum. I n the Culsagee mine, Alabama, is found a black tourmalin...tourmalin containing crystals of corundum irregularly distributed through its mass. The tourmalin is traversed |  | | Book (edition) | | in connection some information as to mines and mining renovation ; industry. " The student is referred...SILICA III. l. AND SILICATES. SILICA. 253 Quartz Opal 259 2. SILICATES. General Remarks.- 262...sometimes called a quartzoid, because it occurs in quartz. (3) Twelve-sided double pyramids. Two planes of...rhombohedrons. They are combined in Figs. 20, 21, forms of quartz. Ehombohedrons vary greatly in the length of the...hemihedrism and common in crystals of tetarto- quartz, and when existing, the crystals are said to |  | | Book | | Shaub -y Treasures from the earth PUBLIC LIBRARY COUNTY, FORT WAYNE AND ALLEN IND. Treasures from...4Ā° C. The next cube is made of sulfur, the next, quartz, followed by diamond, galena actly usefulness...char- identified. Descriptive and after may corundum, and diamond are sity, (lead sulfide), lead...since bubbles will add to its can scratch topaz or quartz, and in turn can itself be scratched by diamond... fi. Orthoclase 2. Gypsum 7. 3. Calcite Quartz h 4. Fluorite 5. Apatite undum Diamond The |  | | Book (volume) | | up 165 for to Temiskaming Cochrane district read district. Ref. 4, under oruetite, add See also... for VVakatipu district, CoUingwood, 294 Zealand read Wakatipu 303 line district, 8 in synonomy...and the corresponding citation (Hudson Bay 309 mine). in Ref. 4, line Z, for 670 read 676. 310 in... read 99.72. 345 23, down for Goat Hill read Great Hill. 80 read 81 3313 Colusite,for Cu3(Sn,Te...pageite read paigeite. for Algoma district read Sudbury District. in the left Itand figure in the |  | | Report (volume) | | viii-ix. The physical geology of the Grand Canon district, by Clarence E. Button, pp. 47-166, pis. x-xxxvi...Abstract of report on geology and mining industry of Leadville, Lake County, Colorado, by S. F. Emmons, pp...of'the geology of the Comstock lode and the Wash oe district, by George F. Becker, pp. 291-330, pis. xlvi-xlvii...xviii-xxiii. Abstract of report on'geology of the Eureka district, Nevada, by Arnold Hague, pp. 237-290, pis. xxiv-xxv...xxvi-xxxv. A review of the nonmarine fossil Mollusca of North America, by C. A. White, M. D., pp. 403-550, pis |  | | Book (volume) | | Brooks. (22245-4) $5.00 Gems and Precious Stones of North America, George F. Kunz. (21855-4) $6.00 The Curious...VOL.2 Bauer, Max Precious stones J FOX LAKE DISTRICT LIBRARY 2Ā§| Ā£ J3RAND AVENUE 60020 - PRECIOUS....... 3. South Africa 4. Borneo 5. Australia 0. North America 7. British Guiana 8. Urals .... 9. Lapland...232 233 238 238 242 245 247 255 260 VOLUME II Corundum . Ruby Sapphire . Other varieties Spinel. Chrysoberyl...Jadeite (Chloromelanite) Quartz . A. Crystallised Quartz . Rock-crystal .... Smoky-quartz .... Amethyst ... |  | | Book (edition) | | Saontn-tirs. LONDON: TLāinJNEK & 0 0., LUDGATK HILL ,885. ( AF r?AāAs j 'Batltmtpnir I.AllAMYN)...thi^ facts in crys- Mr is E. as to miiu'S and mining industry referred to the Text-book of Mineralogv...SlX.KāA Ill, 1 . SiLDLVTLS. SILICA. TAGB Quartz 2 dd Opal 23 b * 2 Ceil oral . SILICATES...Localities of Minerals 883 2. Brief Notice of Foreign Mining Begions 875 IV. DETERMINATION OF MINERAI^S....lerals ^ iaUb.dtlon of if) L'he))i\r(d Proptriles of Mine nth ; (4) J lescrqjtions of Sj/6; cles j (o) JJeientiUiutloii |
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