 | Van Lichtervelde, Marieke, Grand’Homme, Alexis, de Saint-Blanquat, Michel, Olivier, Philippe, Gerdes, Axel, Paquette, Jean-Louis, Melgarejo, Joan Carles, Druguet, Elena, Alfonso, Pura (2017) U-Pb geochronology on zircon and columbite-group minerals of the Cap de Creus pegmatites, NE Spain. Mineralogy and Petrology, 111 (1) 1-21 doi:10.1007/s00710-016-0455-1 | Journal (article/letter/editorial) | | study by Druguet et al. (2014) that dated a granodiorite and a quartz diorite intrusion, geochronology...Roses stocks respectively (Fig. 1a), consist of granodiorite and tonalite and were emplaced within lower-grade...Pb/206 Pb and 206 Pb/238 U uncertainty A50 20,879 A51 38,483 A52 63,246 A53 55,134 A54 92,367 A55 61,176...A18 A20 A23 A25 A27 A28 A30 A42 A46 A47 A49 A50 A51 A52 A55 A58 A59 A60 A61 A72 A73 A74 A75 A76 A77 A78...migmatitic complex, dated at 298.8 ± 3.8 Ma, and granodiorite from the Roses pluton, dated at 290.8 ± 2.9 |  | | Report (issue) | | 1977, Paleogene floras from the Gulf of Alaska region: U.S. Geol. Survey Prof. Paper 997, 108 p. Angoonian...in Kansas, Nebraska, and Colorado. Boundary Granodiorite Eocene southeastern Alaska (age changed) Smith... CHANGES IN STRATIGRAPHIC NOMENCLATURE Continental Granodiorite (of Santa Catalina Group) Precambrian Y southeastern...J., 1976, Stratigraphy of the Webster-Worcester region, Massachusetts, in Geology of southeastern New...Geologic map and sections of the Valley of Fire region, north Muddy Mountains, Clark County, Nevada: U |  | | Journal (article/letter/editorial) | | of 10Be to depths of 2.37 m (659 g/cm2) in a granodiorite core of uniform density and composition from...The sampled outcrop is a glacially polished granodiorite bedrock knob about 10 m above the valley floor...processes with Be-10. Geochim. Cosmochim. Acta 70, A51–A51. Brown, E.T., Brook, E.J., Raisbeck, G.M., Yiou |  | | Report (volume) | | Denny Creek Granodiorite Gneiss, Browns Pass Quartz Monzonite, and Kroenke Granodiorite, Mount Harvard..._________---_--_--____--______- _ Denny Creek Granodiorite Gneiss. --_._--___-__-____.-_::____:__ Browns...Monzonite- ________________________________ Kroenke Granodiorite _ ______________ ____________..._____ ____ South...Denny Creek Granodiorite : Gneiss, Browns Pass Quartz Monzonite, and Kroenke Granodiorite, Mount Harvard...Denny Creek Granodiorite Gneiss, Browns Pass Quartz Monzonlte, and Kroenke Granodiorite, Mount Harvard |  | Vikre, Peter G., McKee, Edwin H., Silberman, Miles L. (1988) Chronology of Miocene hydrothermal and igneous events in the western Virginia Range, Washoe, Storey, and Lyon counties, Nevada. Economic Geology, 83 (4) 864-874 doi:10.2113/gsecongeo.83.4.864 | Journal (article/letter/editorial) | | r`•{'• • •'•' - k.•,•_ / ß -_• 0 DAVIDSON GRANODIORITE a ADULARIAh HORNBLENDE M ALUNITE N) APATITE...Sourcesoœpreviouslypublishedagesare given in Table 1. Granodiorite that intruded the Alta Formation, possiblyas...AmericanFlat: SE ¬, sec7, T 16 N, R21E Davidson Granodiorite 46. Mr. Davidson;SE ¬, sec7, T 17 N, R21E...sample29). That somemineralsin the Davidson Granodiorite have apparently lost argonsubsequentto crystallizationis...Resettingof apatite agesfrom a sample of the Davidson Granodiorite is also suggestedby a 10.5 ___ 0.2-m.y. fission-trackage |  | | Journal (article/letter/editorial) | | pelagic; average igneous rock is approximately 2/3 granodiorite and l/3 tholeiite. These data indicate a chemical...low number region where few or no samples exist. Therefore, prediction in the low region would be more... sea water, andesite, tholeiitic basalt and granodiorite. The COz component forces the fit of CO* because...All runs originally were done with andesite, granodiorite and tholeiite but the andesite never made a...negative as predicted. The variable coefficient for granodiorite is 0.59 or relative to tholeiite, 64% of the |  | Polve, Mireille, Maury, Rene C., Jego, Sebastien, Bellon, Herve, Margoum, Ahmed, Yumul, Graciano P., Payot, Betchaida D., Tamayo, Rodolfo A., Cotten, Joseph (2007) Temporal Geochemical Evolution of Neogene Magmatism in the Baguio Gold?Copper Mining District (Northern Luzon, Philippines) Resource Geology, 57 (2) 197-218 doi:10.1111/j.1751-3928.2007.00017.x | Journal (article/letter/editorial) | | PH01-17a PH01-17b PH03-18 Keystone Vein A48 A50 A51 PH03-61 PH01-08 Main Vein 120°30' E PhR6 BIRAC...ages Ages range from Early Miocene (Ambuklao granodiorite 21.22 ± 0.58 Ma) to Quaternary (Itogon dacitic/...Baguio Rd Diorite Dacite PH03-50 PL72 Pugo Rd Dacite A51 8.67 0.43 d 63.5 0.43 17.4 4.95 0.16 1.74 6.2 3...2.2 13 1.6 1.3 Itogon Granodiorite BG02-33 0.97 0.11 e Itogon Granodiorite PH03-63 0.97 0.11 e Kennon...Toyangan Rd Granodiorite PH01-11 13.29 0.75 b Hartwell Itogon Granodiorite Granodiorite BG02-18 BG02-32 |  | | Journal (article/letter/editorial) | | important roles for recognizing mineralization in the region of interest; so the identification of these factors...addition, recognizing new mineralization in the region of interest with modelling mines and known deposits...microquartzdiorite–microquartz-monzodiorite, granite–granodiorite, alternations between light green and grey tuff...x14 + a40 x3 x4 + a41 x3 x5 + . . . + a50 x3 x14 + a51 x4 x5 + . . . + a60 x4 x14 + a61 x5 x6 + . . . +...formation and intrusive rocks such as diorite, granodiorite and gabbro. These rock units increases the probability |  | | Journal (article/letter/editorial) | | and an increase in acidity in the evolving source region of the fluids, i.e., a large subvolcanic magma...associated with compositionally intermediate (e.g. granodiorite, quartz monzonite) subvolcanic intrusions (Beane...whereas Cu was selectively distilled away from the region of the present Questa orebody by an ascending vapor...(QMP) Barren core Deep periphery 2000 ft (610 m) A51-4640 Sedimentary host rock A30-3816 A30-3836 Mo...greater than 1,200 m). Samples A57-5931, A57-6093, A51-4640, and D511-3120 (Mo stage) are from the deep |  | | Report (issue) | | Polski, W., and Reed, B.L., 1975, Bristol Bay Region, Stratigraphic correlation section, southwest Alaska;...A., 1965, Jurassic plutonism in the Cook Inlet region, Alaska, in , Geological Survey research 1965:...the Goodnews and Hagemeister Islands quadrangles region, southwestern Alaska: U.S. Geological Survey Open-File...Clark 60 18.7N 154 38.3W Hornblende biotite granodiorite Eakins et al, 1978 K-Ar2 GDI K BI 56.2...Clark 60 22.7N 154 31.8W Hornblende biotite granodiorite Eakins et al, 1978 K-Ar6 GDI K BI 60.5 |  | Ustaömer, P. Ayda, Ustaömer, Timur, Gerdes, Axel, Robertson, Alastair H.F., Collins, Alan S. (2012) Evidence of Precambrian sedimentation/magmatism and Cambrian metamorphism in the Bitlis Massif, SE Turkey utilising whole-rock geochemistry and U–Pb LA-ICP-MS zircon dating. Gondwana Research, 21 (4) 1001-1018 doi:10.1016/j.gr.2011.07.012 | Journal (article/letter/editorial) | | continental terranes that make up Turkey and the Balkan region generally suggest an origin in the Neoproterozoic...meta-granite. 1–4: meta-tonalite; 5–7: meta-granodiorite, 8–17: meta-leucogranite. Sample BIT 7 was analysed...(Oyan and Tolluoğlu, 2006): meta-tonalite, meta-granodiorite and meta-leucogranite. The meta-leucogranite...meta-leucogranite predominates (Fig. 3) whereas the meta-granodiorite occupies an area of 700 m long by 300 m wide between...± tourmaline ± opaque minerals; for the meta-granodiorite: quartz (38–41%) + alkali feldspar (17–20%) |  | | Journal (article/letter/editorial) | | results of my latest journeys in the Gulf of Suez region have confirmed the correctness of the division...to the Gulf of Suez axis. The granites of this region are not sediments migmatized in situ, but take...metamorphic. The Pre-Cambrian stratigraphy of the region studied by me is compared with that of the Red...-frefl Die in ihm auftretenden Diorite, Syenite, Granodiorite usw. werden als Zwischenstadien der Granitisierung...~ ,~.~ ~ ~ - - ~ - a _._ '---: 4" G.UM50~/A51 I ~ Z~o ( I G.ELU~F _L [ ,5 ~A G.DOKHAN I |  | | Journal (article/letter/editorial) | | combined with detrital zircon data indicate that the region underwent similar Archean evolutionary history...southern sector (the region south of Nathdwara), the central sector (the region between Jaipur and Nathdwara)...Nathdwara) and the northern sector (the region north of Jaipur). The ABGC in the southern sector, around...granite-greenstone belt, comprising tonalite-trondhjemite-granodiorite (TTG) gneisses, amphibolites, metasedimentary...grano diorite and quartz diorite. The rocks of the region additionally provide evidence for metamorphic events |  | Wasteneys, H.A., Kamo, S.L., Moser, D., Krogh, T.E., Gower, C.F., Owen, J.V. (1997) UPb geochronological constraints on the geological evolution of the Pinware terrane and adjacent areas, Grenville Province, southeast Labrador, Canada. Precambrian Research, 81 (1) 101-128 doi:10.1016/s0301-9268(96)00030-7 | Journal (article/letter/editorial) | | newly determined age of 1047 4- 2 Ma from a granodiorite dyke at the Mealy Mountains-Lake Melville terrane...between major units in the northern part of the region are now well constrained (Sch~er et al., 1986;...identify previously unrecognized events in the region, enlarge the geological framework established by...Grenvillian overprint (1080-970 Ma), and an inner region in which both linkage to pre-Grenvillian Laurentia...calc-alkaline quartz diorite to K-feldspar megacrystic granodiorite, but contains a high proportion of alkali-rich |  | | Journal (article/letter/editorial) | | analogous to northern Wisconsin and Michigan. In this region a very early Proterozoic miogeocline supplied by...usually aligned in small clusters; BL2 is a granodiorite K-feldspar (30%) > plagioclase (25%); some perthite;...recognised by zircon dating in the Great Lakes region, at 1.75 and 1.45 Ga (e.g., Easton, 1986; Bickford...provenance. A similar model might be appropriate for the region of Archean and very early Proterozoic provenance...Penokean continental crust of the Lake Superior region. Geol. Soc. Am. Bull., 101: 333-338. Bennett, V |  | | Report (issue) | | libraries lack the potentially useful 3- to 5-ym region of the spectrum, do not document the effects of...associated with SiO. The SiO features in the 8- to 14-ym region are expressed as peaks because the 30 cr Figure...OH, CH, and COo features in the 2.5- to 6.0-ym region, on the other hand, are expressed as troughs because...low absorption coefficients in the 2.5 to 4.0 urn region, while OH bands typically have absorption coefficients...1987b) suggests, for example, that tonalite W-24, granodiorite W-7, diorite W-25, and norite W-125 all contain |  | Lehmann, Bernd, Ishihara, Shunso, Michel, Hubert, Miller, Jim, Rapela, Carlos W., Sanchez, Alberto, Tistl, Michael, Winkelmann, Lothar (1990) The Bolivian tin province and regional tin distribution in the Central Andes; a reassessment. Economic Geology, 85 (5) 1044-1058 doi:10.2113/gsecongeo.85.5.1044 | Journal (article/letter/editorial) | | foliatedand are surroundedby extensivesyn- yaco Granodiorite has a relatively homogeneous to postkinemat...magmaticfractionation.i = Unduavi granodiorite,2 -- Illampu granodiorite,3 = Taquesigranodiorite-granite...Cordillera La Paz/Bolivien:Berliner Geowiss.Abh., v. A51, topic evolutionof the Los Frailes-Karikariregion/Bolivia:Unp |  | | Journal (article/letter/editorial) | | thermal metamorphism by the Cretaceous Tanohata granodiorite body. The presence of manganosite and pyrochroite...metamorphosed by the intrusion of the Tanohata granodiorite body to form the several manganese silicates...A10 A09 Alb/1 Alb/2 A08 A07 A06 A04 A03 A02 A01 A51 A52 A53 A54 A55 A56 A57 A58 A59 A60 A60 A61 A62 A63 |  | | Report (issue) | | IF GRANODIOR1TE MASSIVE SULFIDE MIGMATITE IF GRANODIORITE (ABUNDANT XENOLITHS) 130. 0 138. 0 183. 0 211... 479.0 0.63 FELSIC VOLCANIC SEDIMENT END GRANODIORITE IF MIGMATITE GABBRO MASSIVE SULFIDE 1. 00 MAFIC...VOLCANIC 50 50 B-21-1 B-21-1 MAFIC VOLCANIC GRANODIORITE 112.,0 136.0 136.0 139.0 341.4 0 .07 MAFIC...VOLCANIC FELSIC TUFF MAFIC VOLCANIC MAFIC TUFF GRANODIORITE MAFIC VOLCANIC MIGMATITE (GRAYWACKE) GRAYWACKE...84 9 7 B-31-1 B-31-1 B-31-1 B-31-1 B-31-1 GRANODIORITE MAFIC VOLCANIC CHERT MASSIVE SULFIDE FELSIC |  | | Journal (article/letter/editorial) | | prospect case study, Kiggavik, northeast Thelon region (Nunavut, Canada)—Régis Roy, Antonio Benedicto...origin of alluvial sapphires from the Orosmayo region, Jujuy Province, northwest Argentina—Stephen J...antimony mineralization in the Adychanskii ore region (East Yakutia, Russia)—V.V. Aristov, S.G. Kryaghev...Early Proterozoic gabbroids in the northern Ladoga region— Sh.K. Baltybaev, G.V. Ovchinnikova, and V.A. Glebovitskii...millerite from Mo-Ni-PGE-Au black shales (Zunyi region, Guizhou Province, China): Results from LA-ICPMS |  | | Journal (article/letter/editorial) | | The root zone of a porphyry system is a specific region beneath a porphyry orebody that was a site of focused...cupola. These zones constitute an important source region of ore fluids and other components, and in certain...Sierrita-Esperanza system associated with the Ruby Star Granodiorite, the Ray system associated with the Granite...1973), the tops of porphyry systems (i.e., the region above the ore deposits) have been investigated...porphyry deposits. The bottoms of systems (i.e., the region below the ore deposits) are rarely described, yet |  | Rossetti, Federico, Asti, Riccardo, Faccenna, Claudio, Gerdes, Axel, Lucci, Federico, Theye, Thomas (2017) Magmatism and crustal extension: Constraining activation of the ductile shearing along the Gediz detachment, Menderes Massif (western Turkey) Lithos, 282. 145-162 doi:10.1016/j.lithos.2017.03.003 | Journal (article/letter/editorial) | | to the mylonitized zones of the Salihli RI granodiorite at the footwall of the Neogene, ductile-to-brittle...fluid-mediated sub-solidus transformation of the granodiorite to orthogneiss, which occurred at shallower...between the crustal emplacement of the Salihli granodiorite and nucleation of the ductile extensional shearing...reconstruction of the cooling history of the Salihli granodiorite documents a punctuated evolution dominated by...-Polyphase titanite growth records transition from granodiorite to orthogneiss formation. SC -Solid-state |  | Wainwright, Alan J., Tosdal, Richard M., Wooden, Joseph L., Mazdab, Frank K., Friedman, Richard M. (2011) U–Pb (zircon) and geochemical constraints on the age, origin, and evolution of Paleozoic arc magmas in the Oyu Tolgoi porphyry Cu–Au district, southern Mongolia. Gondwana Research, 19 (3) 764-787 doi:10.1016/j.gr.2010.11.012 | Journal (article/letter/editorial) | | porphyry Cu–Au deposits are ~ 372 Ma, whereas granodiorite intrusions that post-date major shortening and...form the Gurvansayhan terrane in the Oyu Tolgoi region (Badarch et al., 2002; Helo et al., 2006). Rocks...porphyry style (granodiorite group) hydrothermal system (Wainwright et al., 2011). The granodiorite porphyry...are characterized by a distinct red tint. The granodiorite porphyry (GDi) suite is subdivided into a coarse...Biotite granodiorite porphyry Porphyritic with aphanitic groundmass GDi-P3 Biotite granodiorite porphyry |  | | Journal (article/letter/editorial) | | adakitic intrusions and associated rocks in the region postdate the earlier (∼2.7–2.6 Ga) voluminous TTG...mafic–ultramafic igneous rocks, ∼2.52 Ga diorite, granodiorite, monzogranite and K-feldspar granite plutons...of Late Archean pyroxenite, gabbro, diorite, granodiorite, and granite plutons intrude the TTG gneisses...areas are monzodioritic (Fig. 2). The biotite granodiorite is grey, medium- to coarse-grained, and composed...errors) of dioritic-granitic rocks in the study region. Rocks Diorite Diorite Granite Granite Granite |  | Weber, F. Harold, Bennett, J.H., Chapman, R.H., Chase, G.W., Saul, R.B. (1980) Earthquake hazards associated with the Verdugo-Eagle Rock and Benedict Canyon fault zones, Los Angeles County, California. Open-File Report Vol. 1980 (81-296) US Geological Survey doi:10.3133/ofr81296 | Report (issue) | | seismic hazards of faults of the central Los Angeles region: principally the Santa Monica, Hollywood, Raymond...1979b (Weber, 1979b). Geologic mapping in the study region by the writer was done between February 1979 and...were the basic references to the geology of the region, including reports by Association of Engineering...Hills STUDY AREA PACIFIC Map of Los Angeles region showing study area. FIGURE I. II8M5' ne'oo'...rock units along faults The oldest rocks in the region consist of Cretaceous and older holocrystalline |
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