 | | Journal (article/letter/editorial) | | reassessment of the type angrite Angra dos Reis (ADOR). The principal objectives of this study are to...4.55784 + 52 Ga for LEW and 4.55780 + 42 Ga for ADOR. Uranium isotopic compositions are normal within...ratios were found to be indistinguishable in LEW, ADOR, and the cumulate eucrite Moore County. The derived...systematics for ADOR. Overall, the age and isotopic similarities between LEW and ADOR are striking; it...by GRAY et al. ( 1973). This result suggests that ADOR is extremely old. Moreover, it potentially limits |  | | Journal (article/letter/editorial) | | h No rte Ak tog P ay ima -A El ider Sa ly lv Ka ador lim ak yr Ra y 0 DEPOSIT B Cu Âą Mo Deposits Cu-Au-Mo...deposits W E 150 m sodic-potassic quartzillite-pyrite post-mineralization Cover Sequence potassic ...deposited in solid solution in chalcopyrite and lesser pyrite during high-temperature potassic and sodic-potassic...gold into high-fineness inclusions in newly formed pyrite. Later advanced argillic alteration introduced...assemblages with high-fineness gold inclusions hosted by pyrite, chalcopyrite, and high sulfidation copper minerals |  | | Journal (article/letter/editorial) | | were epidote (including piemontite), ilmenite, pyrite, zoicite, clinopyroxene (hedenburgite), garnet...25046, Denver, CO 80225, USA. In the planetary community there has been some controversy regarding the... Pelarda Formation (Eastern Iberian Chains, NE Spain)-Continuous deposit of the Azuara impact structure...Geologia, Barcelona-08003, Spain. The Azuara structure in northeast Spain is a complex impact structure...with, pyrite. The greatest degree of pyritization occurs in the 111-113 em interval. If the pyrite selectively |  | Ossandon C., G., Freraut C., R., Gustafson, L. B., Lindsay, D. D., Zentilli, M. (2001) Geology of the Chuquicamata Mine: A Progress Report. Economic Geology, 96 (2) 249-270 doi:10.2113/gsecongeo.96.2.249 | Journal (article/letter/editorial) | | east through chalcopyrite-bornite to chalcopyrite-pyrite as sulfide abundance fades out. Sulfides in quartz-K...mineralization system. Main-stage veins with quartz, pyrite, chalcopyrite, and bornite were formed during dextral...the main stage was enargite, digenite, covellite, pyrite, and minor coarse sphalerite, along with sericite...all alteration zones and assemblages, including pyrite-free early-stage assemblages. Practically all of...brochantite overlying enargite and chalcocite with pyrite and quartz. Their underground workings followed |  | | Journal (article/letter/editorial) | | Lower Mb. Upper Mb. Mb. Lower Mb. . S.~adong ador J A~ Inferred fault Fault Geoloqic Boundary...CHL: chlorite, EPh epidote, MON: monazite, PYR: pyrite, SPH: sphene, GAR: garnet, ILM: ilmenite, HEM: |  | | Journal (issue) | | .. COLLECTORS¡ K INKS. (Cleaning mnrcasite and pyrite). By Eduâ˘in Skidm o,¡e 49 49 49 49 50 A LODESTONE...specimens of gold and silver ore are available. Pyrite is very prevalent in all these ores. P lacer mining...solid masses of nadorite at the mines on Djebel N ador. It also occurs near Saida, in central Oran province...to grace any collection -Columbite, Cassiterite, Pyrite, Marcasite, Malchite, Azurite. Fine limonite from...e l, Cleaning Marcasite and Pyrite Some oxidized marcasite and pyrite crystals can be cleaned or their |  | Holwell, David A., Mitchell, Chloe L., Howe, Grace A., Evans, David M., Ward, Laura A., Friedman, Richard (2017) The Munali Ni sulfide deposit, southern Zambia: A multi-stage, mafic-ultramafic, magmatic sulfide-magnetite-apatite-carbonate megabreccia. Ore Geology Reviews, 90. 553-575 doi:10.1016/j.oregeorev.2017.02.034 | Journal (article/letter/editorial) | | assemblage of pyrrhotite-pentlandite-chalcopyrite-pyrite with varying amounts of magnetite, apatite and...contact with the igneous units, and contains abundant pyrite (Fig. 4B, C). Layering in the marbles and other...intrusion rather than layering. Some disseminated pyrite is present within the gabbros, mostly related to...B: drill core intersection of marble containing pyrite around 10 m from the contact with the ultramafic...magnetite, ilmenite and some minor apatite and pyrite (Fig. 12B). 6.2. Poikilitic gabbro Poikilitic gabbro |  | | Report (volume) | | _______ ___ __ ___ _________ ______ __ 39 40 41 41 Spain ----------------------------------------------------------------...A., 1970, Use of iron-oxide pseudomorphs after pyrite in geochemical prospecting: U.S. ECAFE Seminar...siting, and construction of low-cost housing and community buildings to better withstand earthquakes and...relative to the water service in Sensuntepeque, El Salv-ador: U.S. Geol. Survey open-file rept., 6 p., 1 fig...siting, and construction of low-cost housing and community buildings to better withstand earthquakes and |  | | Journal (issue) | | Tampa, FL Correspondents Miguel Calvo Zaragoza, Spain Thomas P. Moore Niantic, CT Joe Polityka Staten... C. A. (1989) On right angle bends in filiform pyrite. Mineralogical Record, 20, 457464. H ENTSCHEL,...metres 300- â Pyrite adit ^ 250- granites paragneisses ^ black schists, pyrite, S b -o re s actinolite...(with a basic pyroclastic volcanic admixture and pyrite Âą pyrrhotite bands), actino lite schists, amphibolites...shales with basic pyroclastic material, quartz, pyrite/pyrrhotite and arsenopyrite. From southwest to |  | | Journal (issue) | | word often is h Azot d calle âAgnlight iâ; right: Pyrite dollar; bottom: Char tes Labyrinth ] meditation...SPACE-SPIRIT.COM FIND US AT THE COURT PAVILION GERMAN COMMUNITY BOOTH 91 & 104 Pueblo Gem & Mineral Show Hotel...Prehnite Aragonite l Azurite/Malachite l Wolffenite l Pyrite on Flourite And much more! Special prices for Wholesale...metaphysical communityâ Euclase, Colombianite, and Limonite/Goethite Iron Cross Pyrite. Euclase Euclase...Quartz and Shungite. Limonite/Goethite Iron Cross Pyrite Colombia is the source for the rare crystals known |  | | Journal (article/letter/editorial) | | to 3.4â° for sphalerite, and -6.8â° to -12.7â° for pyrite. δ13CV-PDB values range from -1.1â° to -3.7â° for...with the undisturbed section; both contain fine pyrite framboids and total organic carbon (TOC) near 1%...systematics of angrites LEW 86010 and Angra dos Reis (AdoR) were used previously to determine the timeing of...estimate based on AdoR and LEW 86010 of 0.698967Âą0.000015 [1,2]. DâOrbigny and LEW 86010/AdoR have crystallization...Fe(II)oxidizing bacterium and characterized the microbial community composition genotypically, employing 16S rRNA |  | | Journal (article/letter/editorial) | | 69887(2) 0.69891(2) Angrite parent 0.0001 body (ADOR) Angrite parent 0.0001 body Cumulate eucrite par-...Lett. 185 (2001) 49^69. T.J. Ahrens, R. Jeanloz, Pyrite shock compression, isentropic release and composition |  | | Journal (issue) | | disinclined to advertise their specialty to the local community of non-collectors. Discretion is implicit in successful...man) by the Dortmund Museum of Natural History. Spain, Por tugal, France, Belgium, East and West Germany...and unhinging the minds of all classes of the community.â Stutchbury however, confirmed the richness of...than 1 cm thick, consisting of carbonaceous slate, pyrite or a thin quartz film. The first found and best...kaolinite. Below the oxidized zone are zones of porous pyrite and quartz forming a halo and containing only a |  | | Journal (article/letter/editorial) | | ay ap e sy faul ste t m Maya Block ne EL SALV ADOR SCT Ca bea nP Mid late d Coc le Ame rica os n...ilmenite, tourmaline, zircon, monazite and rare pyrite. Cordierite (XFe = 0.56â0.57) occurs as ovoid porphyroblasts |  | | Book | | ..... Turkey â˘â˘............................... Spain .â˘................â˘............... Java and Borneo...diamond-quartz from Alen~on, France Alpine diamond-pyrite Arkansas diamond-quartz; also true diamond from...Pecos diamond-quartz from Pennsylvania diamond-pyrite Pseudo diamond-quartz QueJec New York Pecos...diamond-paste Slave's diamond-colorless Sulfur diamond-pyrite Tasmanian diamond-topaz Trenton diamond-quartz... 8.5 5-7 about m>n.; mr.-..; 2.5 I O! C. ador County. However, microscopic diamonds have been |  | | Journal (issue) | | response to suggestions from the mineraiogical community that a new definition o f a mineral, compatible...fault m ovem ent after deposition. P yrite FeS, Pyrite is found in the B rick 2 as highly altered cubes...has a submetallic luster and is associated w ith pyrite. T en orite C uO T enorite occurs as dark brow...ith finely dissem inated sulfides (dom inantly pyrite) in the lower, unoxidized ore zones. T he hydrotherm...typically as very m inute grains associated w ith pyrite, sphalerite, tetrahedrite, galena and greenockite |  | | Journal (issue) | | 22920 S pecializing in m inerals from M o ro cco , Spain. Peru, & m ore. S C H N E I D E R âS r o c k s...on a 290 11978 Hawthorneden Barite xl. with pyrite and fluorite Lac St. Jeari, Quebec Jp. Figure... 3 miles east o f Conselheiro Pena, near G ovem ador Valadares, Minas Gerais, Brazil. A pegmatite pocket...H u e b n e rite âT etrahedrite O rp im e n tâ Pyrite âChalcopyrite Pyrargyrite âQ uartzâSphalerite C...tUROPE examples o f Peruvian pyrite, those fabu lous W ashington pyrite scepter quartz groups (Ed. note: |  | | Journal (issue) | | fluorite, barite, chalcedonic quartz and hydrothermal pyrite plus a little marcasite also occur in the limestone-clay...Mosesite* Natrolite 0 Pinchite* Psilomelane (wad) Pyrite Pyrolusite Quartz (chalcedony ) 0 Schuetteite (man-made)...minerals, and is strongly magnetic. Minor amounts of pyrite and chalcopyrite are intergrown with the pyrrhotite...minerals, and is strongly magnetic. Minor amounts of pyrite and chalcopyrite are intergrown with the pyrrhotite...crystals in a flaring cluster on a matrix of drusy pyrite, the whole 30 x 35 cm. More attractive were about |  | | Journal (issue) | | Prehnite Aragonite â Azurite/Malachite â Wolffenite â Pyrite on Flourite And much more! Special prices for Wholesale...Black Obsidian â Mimetite-Morfite â Galena with Pyrite, Fluorite & Calcite Elestial Quartz â Gold and...Limonite/Hematite replacing an original form of Marcasite/Pyrite. However, there are numerous trace minerals and...has created a large thriving spiritual sound community here in Seattle and each week we offer live in...teachings on unified states of consciousness in Pyrite Chrysocolla Soap Stone Crystal Pots Tree of Life |  | | Report (issue) | | Rumania â˘â˘â˘ â˘â˘â˘ â˘â˘â˘ Russia (European and Asia tic) Spain ... â˘â˘ ⢠⢠â˘â˘ â˘â˘â˘ Sweden â˘â˘ ⢠â˘â˘â˘â˘ â˘â˘ ⢠Algeria...ly ini payable quantitie,s, while zincble11ide., pyrite, cha1copyi_ite, a,n d cl1a,loocite often contain...â˘â˘â˘ Union. ⢠'' ⢠... { As f?r Latin Monetary } Spain ... I r r â˘â˘â˘ Union . ( 830. [014 coins, struck...Canada ⢠New 8011th ~ Tales ... P eru ⢠â˘â˘ ... Spain ⢠⢠Germany ⢠â˘â˘â˘ Bolivia and Chile ⢠⢠⢠⢠I ...('l'ransylvania) (n). Russia (European and Asiatic) ( o) Spain â˘â˘â˘ ⢠â˘â˘ Sweden ... ⢠â˘â˘ Algeria ... â˘â˘â˘ Belgian |  | | Journal (article/letter/editorial) | | 8 to 4.8 Myr after CAI formation. Some angrites (ADOR, LEW86010) contain no evidence for the former presence...c/LluĂŹs Solè i SabarĂŹs, s/n, 08028, Barcelona, Spain 2 Institute of Applied Economic Geology, University...seawater, and evaporation of a Cu-rich deep brine. Pyrite and chalcopyrite oxidation, and silicate dissolution...clinopyroxene: +0.30 to -0.44 â°; mica: +0.30 to -0.48 â°; pyrite: +0.39 to +0.09 â°. Most samples that have the negative...magnetite-silicate, magnetitecalcite, and magnetite-pyrite fractionations, consistent with rapid late-stage |  | | Journal (issue) | | Tampa, FL Correspondents Miguel Calvo Zaragoza, Spain Michael P. Cooper Nottingham, England Thomas P....Porto Seguro, Bahia, Brazil, and was buried in Govem ador Valadares, Minas Gerais, Brazil. Wendell E. Wilson...Collection $10 v.9/#4 Elmwood (TN), Chester (MA), Pyrite XL Forms v.9/#5 Turkish Kammererite, Afghan pegmatites...(Chile) $10 v.9/#6 Libethenite (Zambia), Quartz & Pyrite (WA), Hydroboracite (CA) $10 v.10/#1 Hydroxylherderite... Getchell arsenates (NV) $10 v.19/#5 Almaden (Spain), IMA, J. Berzelius, Probertite, Osarizawaite $10 |  | | Book (edition) | | reprtssent a f(â\v of the forms in a common species, pyrite, a compound of iron and sulphur. ill ; â < ...kind that is Fig. 48 is the hemihe- crystals of pyrite. 47. 1/ If H Ly dral form resulting when these...for making another. Eig. (53 represents a cube of pyrite with striAs the faces of a cube are equal, ated...hematite, tin ore, some specimens of quartz and pyrite. when an image is produced, but nob a well-de2...and Alazzaro in Sicily, at Conil near Cadiz in Spain, Bex in Switzerland, and Cracow Sicily and the in |  | | Report (issue) | | s of quantity, the Go lco nda district in Govern ador Valadares, Minas Gerais, has been Brazil' s prim...locat ed about 80 kilometer s sout hwest of Govern ador Valadar es, t he J onas Mi ne was made famous by...th ese specimens were wrongly attr ibut ed to Equ ador ,bu t th e cor rect localit y is Qu intos de Baixo...ankeri te, quartz, pyrrhoti te, chalcopyrite, and pyrite as well as minor quantities of native gold, cubanite...deposit, the world' s most productive source of pyrite crystals. Apatite from Huanzala is usually small |  | | Book | | following are the more impo1¡tant: IRON PYRITES, Pyrite, Mt1ndic, B1--asses, Sulphl1r, uncler which various...largely employecl, and besides being impo1'ted from Spain, Po1¡tugal, ancl Belgium, m¡e so abundantly yiollled...From Strontia:n, Argyleshire, Scot- 193. IRON PYRITE S, (bls1-1.lphide o.f i1¡on,) Cll bi cally crys...e. Sl1elf IV. THRACITE. Marcanton, Pyrenees, Spain. Presented by Si:r W. E. Logan. GREEN CARBO- ...about four leagues from the coast of Va.lencia, Spain. Presented by H. W. Bristow, F.R.S. with Red Oxide |
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