 | | Journal (article/letter/editorial) | | id bs-tb,Au-cv, Te saturation Terziev (1966) Commoner, (1) hs-Au (2) at-cd-pz (3) sv-mn-rd-wssz-Te-ks...ga, ac po-py Hildebrand and Gott Colorado Zimbabwe Cripple Creek, Colorado E1 Indio, Chile cd*...greenstoneterranes, such as Kalgoorlie (Australia), Commoner (Zimbabwe), and the Abitibi belt (Canada),are not well...pyrrhotite-pyrite, (4) argentite-hessite atJ• = chalcopyrite-bornite-pyrite, (5) argentite-hessite atfs• -- magnetite-pyrite-hematite...magnetite-pyrite-hematite, (6) argentite-hessite at fs• -- pyrrhotite-pyrite,(7) silver-hessite. The shadedregioninclu |  | | Journal (article/letter/editorial) | | Telluride mineralization at Ashanti gold mine, Ghana R. J. BOWELL, R. P. FOSTER Department of Geology...5BD Abstract Gold mineralization at the Ashanti Mine occurs in shear zones which are second-order components...calaverite, sylvanite, kostovite, petzite, stutzite, hessite, altaite, rickardite, weissite and henryite were...relatively simple assemblage of altaite-petzite-hessite + sylvanite + coloradoite. Precipitation occurred...in the period between 1898 and September 1986 the mine produced 584 t (18.7 Moz) of gold from 25.9 million |  | Bi, Shi-Jian, Li, Jian-Wei, Zhou, Mei-Fu, Li, Zhan-Ke (2011) Gold distribution in As-deficient pyrite and telluride mineralogy of the Yangzhaiyu gold deposit, Xiaoqinling district, southern North China craton. Mineralium Deposita, 46 (8) 925-941 doi:10.1007/s00126-011-0359-2 | Journal (article/letter/editorial) | | mineralogy of the Yangzhaiyu gold deposit, Xiaoqinling district, southern North China craton Shi-Jian Bi & Jian-Wei...veins, consisting mainly of petzite, calaverite, hessite, altaite, and tellurobismuthite. Native gold commonly...calcaverite, petzite, altaite, tellurobismuthite, and hessite. Little amount of sulfide phases has been found...Mesozoic magmatic rocks widespread in the Xiaoqinling district and other parts of the southern North China craton...(Shackleton et al. 2003), the Commoner Mine and Viceroy Mine in Zimbabwe (Twemlow 1984; Oberthüt and Weiser |  | | Journal (article/letter/editorial) | | assembiages Ag5 *Te3-petzite, ancl Ags *Terpetzite-hessite. 1 Present address: Dept. Mines and Technical Surveys...associationsobservedfrom the Golden Fleece mine: Ag6-*Te3-petzite, and Ag5-*Te3-hessite-petzite.If these are equilibrium...decompose after thirteen hours to Agr-*Tea plus hessite. It is similar to petzite in optical propertiesand...irridescent tarnish formed by petzite, Ag5-,Ter, or hessite' Phaserelations determinedin isothermalsectionsof...area bounded by calaverite,sylvanite, Agr-*Tea,hessite,and petzite at 356o,335oand 290" C. show that the |  | | Journal (article/letter/editorial) | | IDENTIFICATION OF THE COMMONER TELLURIDES F. W. Ger-rRArrH, University oJ Arizona, Tucson, Arizona...polished sections trom the La Plata, Colorado mining district, twenty-fi.ve sections from the Eastern Ontario...compilation of the distinguishing characteristics of the commoner tellurides follows. Altaite-PbTe Color, galena...until the technique of this test is perfected. Hessite-A.g2Te Color, light gray; hardness A; nearly sectile...writer has never seen a specimen of isotropic hessite and the isometric character is open to question |  | | Report (issue) | | ........................................... R15 Mine Waste Characteristics........................................................................ R17 Mine Closure...........................................at the Kankberg deposit in the Skellefteå VMS district of Västerbotten County, Sweden. Combined, these...Bereznyakovskoe Mountains Kola Peninsula 45° Commoner Skouriés Kankberg 0° 180° Base from U.S....Pb)3Te4 Henryite Cu4Ag3Te4 Stutzite Ag7Te4 Hessite Ag2Te Sylvanite AuAgTe4 Imgreite NiTe Teineite |  | | Journal (article/letter/editorial) | | Greece Fiji Golden Quadrilateral, Romania Baguio district, Philippines Age 125.3∼116.6 Ma ∼30 to ∼28Ma...Viceroy Mine Harare-Bindura-Shamva greenstone belt, Zimbabwe Mildlands greenstone belt, Zimbabwe Archean...Genetically related Genetically related No Commoner Mine 2.7 Ga Hes, Alt, Ptz, Syl, Mlt, Kos, Clr,...Twemlow (1984) THE CANADIAN MINERALOGIST Acupan gold mine Location Relations with intrusions TABLE 5....BELLEROPHON-NELSON TELLURIDE-BEARING GOLD DEPOSIT Macassa gold mine Sunrise Dam Location Relations with intrusions |  | | Journal (article/letter/editorial) | | lineswithintheareabounded bycalaverite, sylvahite, Aõ5_xTea, hessite, and petzite ....................................indicatesa maximumtemperature for its formation. Hessite and petzite are each characterizedby three polymorphs...bestable:calaverite-petzite-gold; petzite-hessite-AuAg; petzitehessite-sylvanite;hessite-Ags_,•T%-sylvanite; Ags_,•...ses. On the basisof experimentsin the petzite-hessite-sylvanite field at 330ø C, Markham determinedthat...an agatemortar under acetone. I--Iessite, and hessite-richcharges,couldnot be easilygrounddue to their |  | | Journal (article/letter/editorial) | | of each mine and trial, from Panorama mine near Barmouth in the southwest to Prince Edward mine near Trawsfynydd...the area (cubanite, mackinawite, pyrargyrite, hessite, calaverite and nagyagite). Although he established...tellurides mineralization from an ore shoot at Clogau mine,28 with electron-microprobe confirmation of a number...a subsequent study of the mineralization at that mine.30 Most of the research carried out in the Dolgellau...gold-belt lode. Cut and polished slab from Cefn Coch mine. Section of lode 20 cm across; wallrock is black |  | | Report (issue) | | From a Tungsten-bearing Quartz Lode Big Creek District Central Idaho GEOLOGICAL SURVEY PROFESSIONAL...From a Tungsten-bearing Quartz Lode Big Creek District Central Idaho By B. F. LEONARD, CYNTHIA W. MEAD...FROM A TUNGSTEN-BEARING QUARTZ LODE, BIG CREEK DISTRICT, CENTRAL IDAHO By B. F. LEONARD, CYNTHIA W. MEAD...accumulated annually during the :short Ufe of the mine. The total metal eontent per ton of ore is eompa:rable...acanthite, argentian tetrahedrite, silver sulfosalts, hessite, argentian digenite, cera:f!gyrite, anld perhaps |  | | Journal (article/letter/editorial) | | CAaml~OTo~ Bor.TOl~. have long employed the commoner organic acids, especially C HEMISTS acetic, Oxalic...Bismuth Sulphur * Bismuthinite Domeykite ! Argentite Hessite Chalcocite ! Tiemannite ! Millerite ! Niecolite |  | | Journal (article/letter/editorial) | | over-emphasized. The spodumene "Iogs" at the Etta mine are not products of replacement. (4) The common...similar also are those of Derbyshire (Mill close mine), but here mineralized fissures are well exposed...(type locality), rruanuni, Bolivia, and the rtos Mine near San Felipe de oruro, Bolivia, gives identical...photographs of a needle-Iike crystal from the rtos Mine show monoclinic s)'rnmetry; space group P^f a; as...courses whete it is desirable to present only the commoner forms and not to discuss classes. This concept |  | | Report (issue) | | been obtained from the placers It seems in this district and it leads all other districts in the State...and good specimens have come from the Manzanita mine. Imperial County: The mud volcanoes near Volcano...mineral. gypsum have been found in the Defiance mine. Kern County On both sides of the San Joaquin Valley...with alum in the Sunset district. Lake County: At the Sulphur Bank quicksilver mine, situated on Clear Lake... mony mines has also been found in the Buffalo mine and in the anti- San Emidio Mountains, of the |  | | Journal (issue) | | Metaliferi Mts. 15 4. Baia Mare metallogenic district 64 5. Other sources of native gold from Romania...metal gold pans, as well as a replica of the famous mine carriage which is considered to be the oldest of...unit. For instance, in BradSăcărâmb metallogenic district, the Au:Ag ratio is relatively uniform (45% to...altaite, coloradoite, dyscrasite, tellurantimonite, hessite, calaverite, nagyágite, goldfieldite at Hărţăgani;...metallogenic criterion: province, subprovince, district, sector, field/ node (Fig. 2) . 7 Fig. 1. Example |  | | Report (volume) | | galena that had been recently found in the Tenmile district, Summit County. In his booklet, which today would...Indications of the principal metals produced by each district will give the knowledgeable collector some hints...hints as to the principal ore minerals in each district. I have made no attempt to list directions to the...BOULDER COUNTY Locality 1.-Gold Hill district, Copper King mine. Bravoite, cobaltite, garnierite, morenosite...pentlandite, polydymite, and violarite. The Copper King mine is three-fourths mile southwest of Gold Hill and |  | | Report (issue) | | Geology and Ore Deposits of the La Plata District Colorado By EDWIN B. ECKEL with sections by J. S. WILLIAMS...the Animas River. _ _ _ Lithology in La Plata district _ _______ Permian system____________________________...part of district -_ _. ..____'_ Northwestern part of district--------Southern part of district. ______...region as a whole __________________ La Plata district _ . ___ _ ____-____ _ 22 23 23 24 24 26 26 26...silver... _ _____ Copper deposits of the Bear Creek district, by E..N. Goddard_______________--__________ Introduction |  | | Report (issue) | | diamonds have been obtained from the placers in this district and it leads all other districts in the State...from head of Kelsey Creek in Marble ^Mountain District, and from headwaters of East branch of Seiad Creek...specimens have come from the Manzanita mine, and also from the Elgin mine. Imperial County: The mud volcanoes...fluorite and gypsum have been found in the Defiance mine. .A small deposit is reported in the mountains east...Spriiijrs. Native sulpluir at 11 the SuiLshiue mine. Last Chance ^lountains. Kern County: On both |  | | Report (volume) | | ........ ............................... / 3. Hessite from Mexico .....................................material analyzed. Some of the formula} approximate to mine, some to that of Penfield and Foote, and hence it...formulae assigned to the several species. To the commoner micas a simple series of fprmulae can be easily...two fundamental compounds are assumed. From the commoner iron tourmalines lime is practically if not quite...Ehyolite, Tintic district, Utah .................. Khyolite (quartz-porphyry), Tintic district, Utah Eock |  | | Report (issue) | | A.-Geology and are deposits of the Tombstone district, Arizona: Univ. Ariz., Ariz. Bur. Mines Bull....4:03 Ransome, F. L.-Geology of the Globe copper district, Arizona: U.S. Geol. Survey Prof. Paper 12, 1903...-Ore deposits of the Saddle Mountain and Banner district, Arizona: U.S. Geol. Survey Bull. 771, 1925. Graham...-Geology and ore deposits of the Aravaipa and Stanley district, Graham County, Arizona: U.S. Geol. Survey Bull...Waldemar-The copper deposits of the Clifton-Morenci district, Arizona; U.S. Geol. Survey Prof. Paper 43, 1905 |  | | Report (issue) | | .......... Bedding-plane faults of the Eureka district Interpretation of original conditions along the...deposits................ Deposits of the Sylvanite district......................... ' Types of deposits....structural features............ Deposits of the Eureka district .............................. Types of deposits...Eureka district...................'.........................,..................... American mine............................................ Silver King mine.............................................. Eighth |  | | Report (issue) | | silver, and lead. Tombstone district, with lead-silver ores. Pearce district, with silver ores. Dragoon...Dragoon Mountains, Manzoro district. Dos Cabezas Mountains, Dos Cabezas and Teviston districts. Huachuca Mountains...County-Globe-Miami district, with ores of copper and silver. Dripping Spring Mountains, Barnes district, with ores...and silver. Payson district. Graham County-Galiuro Mountains, Rattlesnake district. Pifialeno Mountains...County-Clifton-Morenci district, with ores of copper and silver. Maricopa County-Vulture district, with lead and |  | | Report (issue) | | Many of his entries, however, particularly of the commoner minerals, have been shortened, partly to avoid...George). 10 Figure 10 Arsenic, former Kapanga mine, near Coromandel township. (10 x 8 cm). (Photo:...chlorite schis t , Mount Drow ne, Toaroha Survey District , Westland. (13 x 10 cm). (Photo: Wendy St George)...Nicholls & Carmichael 1969, p. 280, anal); Dunedin district, e.g. in phonolite (Marshall 1906a, p. 395; Coombs...(Main et al. 1972); and the former Broken Hills mine, near Hikuai, Coromandel Peninsula, where it forms |  | | Book | | structure as goleno ond with similar properties. The commoner minerals ore described in larger type, with relatively...to obtain information. NAMES were given to the commoner minerals and some ore minerals many centuries...Ore Monteiumo , Colo. 0endritic Silver McMillan Mine, Arh:. Jewelry Silver Ore. Cobalt, Ontario Silver...Fronce, Sardinia , Greece, etc. Realgar Ophir District, Utah Coarsely Crystalline Orpiment with Realgar...WS2 (tungsten sulfide), is found only at the Emma Mine, near Solt lake City, Utah, where it is associated |  | | Report (issue) | | main purpose of this Bulletin i~ to clescrihe the commoner minerals and rocks, and furnish the means of recognizing...from the form to which they are parallel. The commoner cleavages in the rock-making minerals are : Cubic-parallel...following table gives the specific gravities of the commoner rock-making minerals: 1. SILICA MINIDRALS: Quartz...Uses: See section on clays. B. S E C 0 N DAR Y MINE R A L S R E S U L T IN G MAINLY F R 0 M S 0 L U...Datolite, Axinite, Tourmaline. B R 0 MINE, AND S 0 U R C E S 0 F B R 0 MINE USES: The chief use of bromine |  | | Book | | Keweenaw area of north Michigan; at the Copper Queen mine, Bisbee, Arizona and at Georgetown, New Mexico....areas including Kimberley, Pretoria (the Premier mine is in this area), and Jagersfontein in the Orange...Localities. Lead is found in Sweden at the Harstig mine, Pajsberg; from the gold placers of the Ural Mountains...several localities in Chile, and from the Mohawk mine, Keweenaw County, Michigan; also from Lake Superior...chalcocite. Localities. Fine crystals from the Calabona mine, Alghero, Sardinia; other localities are Chile, |
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