 | Lustrino, Michele, Melluso, Leone, Brotzu, Pietro, Gomes, Celso B., Morbidelli, Lucio, Muzio, Rossana, Ruberti, Excelso, Tassinari, Colombo C.G. (2005) Petrogenesis of the early Cretaceous Valle Chico igneous complex (SE Uruguay): Relationships with Paraná–Etendeka magmatism. Lithos, 82 (3) 407-434 doi:10.1016/j.lithos.2004.07.004 | Journal (article/letter/editorial) | | subordinate volcanic rocks and dykes cropping out over an area of about 250 km2. This complex is strictly linked...rifting. The plutonic rocks range from quartz-monzonite to syenite, quartz-syenite and granite. The volcanic...volcanic rocks and the dykes range from quartz-latite to trachyte and rhyolite; no substantial differences in...VC and the coeval Paresis granitoids (Etendeka, Namibia) are evidenced in this paper. The genetic similarities...complex and the quartz latites (s.l.) of the Awahab Formation (Etendeka region, Namibia). D 2005 Elsevier |  | | Journal (article/letter/editorial) | | Etendeka Volcanism of the Goboboseb Mountains and Messum Igneous Complex, Namibia. Part I: Geochemical Evidence...REVISED TYPESCRIPT ACCEPTED JULY 30, 1997 The Goboboseb Mountains and Messum Complex represent a major Cretaceous...the Goboboseb quartz latite members, the Messum Mountain Basalts, and finally the Springbok quartz latite...Energy, P.O. Box 2168, Windhoek 9000, Republic of Namibia. ‡ Present address: Research School of Earth Sciences...lavas are inferred to have been erupted from the Goboboseb–Messum Centre. Chemically, the LTZ.H melts are |  | | Journal (article/letter/editorial) | | Volcanism of the Goboboseb Mountains and Messum Igneous Complex, Namibia. Part II: Voluminous Quartz Latite Volcanism...REVISED TYPESCRIPT ACCEPTED JULY 30, 1997 The Goboboseb–Messum volcanic centre is the source of two voluminous...eruptive sequences, the Goboboseb quartz latites (Units I–III), and the Springbok quartz latite unit (both...Complex. The recognition of correlatives of these quartz latite units in the southeastern Parana´ suggests...suggests eruptive volumes of ~2320 km3 (Goboboseb units) and 6340 km3 (Springbok unit). The latter is thought |  | | Journal (article/letter/editorial) | | intrusive structures beneath the Messum ring complex, Namibia K. Bauer , R.B. Trumbull, T. Vietor GeoForschungsZentrum...Abstract The Early Cretaceous Messum complex in Namibia is an excellent example of the type of composite...complex and our conclusion that the cross-sectional area of the complex is the same in the lower as in the...infor- Fig. 1. (A) Location map of north-central Namibia showing the SIMBA seismic traverse and the landward...Cretaceous igneous complexes Cape Cross, Messum, Brandberg. (B) Geologic map of the SIMBA traverse modi¢ed |  | Zhang, Dayu, Zhou, Taofa, Yuan, Feng, Fan, Yu, Deng, Yufeng, Xu, Chao, Zhang, Ruofei (2014) Genesis of Permian granites along the Kangguer Shear Zone, Jueluotage area, Northwest China: Geological and geochemical evidence. Lithos, 198. 141-152 doi:10.1016/j.lithos.2014.03.023 | Journal (article/letter/editorial) | | granites along the Kangguer Shear Zone, Jueluotage area, Northwest China: Geological and geochemical evidence...the Kangguer Shear Zone (KSZ) in the Jueluotage area, Eastern Tianshan, northwest China. This study focuses...significant metallogenic belts in China, the Jueluotage area has been the subject of intense studies for many...north–south zonation of the petrology in the Jueluotage area is well documented (Han et al., 2006; Hou et al...the Kangguer Shear Zone (KSZ) in the Jueluotage area (Zhou et al., 2010), and numerous magmatic copper–nickel |  | Zhang, Dayu, Zhou, Taofa, Yuan, Feng, Fan, Yu, Chen, Xuefeng, White, Noel C., Ding, Ning, Jiang, Qisheng (2017) Petrogenesis and W-Mo fertility indicators of the Gaojiabang “satellite” granodiorite porphyry in southern Anhui Province, South China. Ore Geology Reviews, 88. 550-564 doi:10.1016/j.oregeorev.2017.03.006 | Journal (article/letter/editorial) | | defined as the Anhui provincial 71 administrative region south of the Yangtze River. Geologically, the SAP...2012) plutons. The JTB plutons are 10-1000 km 2 in area, and 86 mainly comprise granodiorite and granite...plutonic complex is ellipsoid in shape, and has an area of about 860 km 2. 88 Around the Qingyang-Jiuhua...intruded into the Huangboling Formation and has an area of less than 0.5 km 3 (Fig 101 1d). 102 Based...porphyritic minerals are K-feldspar, plagioclase and quartz, with 120 minor hornblende, biotite and clinopyroxene |  | | Journal (article/letter/editorial) | | volume and >200 km across. Using well preserved, quartz-hosted melt inclusions, we investigated the composition...effusive). We also present analyses of well preserved quartz-hosted melt inclusions to reconstruct the composition...high temperature low pressure metamorphism in the region (the Hiltaba event; Betts and Giles, 2006; Betts...Mg#24–43, augite Mg#30–53), Fe–Ti oxide, ±quartz in a quartz-feldspar groundmass (Creaser and White, 1991;...intrusions of granite and minor quartz monzodiorite and quartz monzonite (Flint, 1993). Typical of much |  | | Book | | REPUBLIC OF NAMIBIA - MINISTRY OF MINES AND ENERGY GEOLOGICAL SURVEY THE MINERAL RESOURCES OF NAMIBIA FIRST...ENERGY Of the several hundred minerals present in Namibia, around sixty have been exploited. some, such as...base metals and industrial minerals have helped Namibia rank amongst the top five mining countries in Africa...terms of production and reserves. In this context, Namibia is a major producer of copper, lead, zinc, cadmium...unpublished. It is evident that mineral exploration in Namibia, as elsewhere. has changed from serendipitous discoveries |  | Fan, Dongxu, Tan, Shucheng, Wang, Xia, Qin, Zeli, Zhao, Junfang, Yang, Le, Zhang, Wanhui, Li, Xiaoliang, Yan, Zhengping, Yang, Guizhong, Li, Liang (2023) Geochronology, Petrogenesis and Geodynamic Setting of the Kaimuqi Mafic–Ultramafic and Dioritic Intrusions in the Eastern Kunlun Orogen, NW China. Minerals, 13 (1) 73 doi:10.3390/min13010073 | Journal (article/letter/editorial) | | Correspondence: liliang19@ynu.edu.cn Abstract: The Kaimuqi area in the Eastern Kunlun Orogen (EKO) contains many...magmatism; sunamitic HMA; Late Triassic; Kaimuqi area; Eastern Kunlun Revised: 23 December 2022 Accepted:...mafic–ultramafic and dioritic intrusions in the Kaimuqi area, which confirm Late Triassic magmatism in the EKO...Precambrian metamorphic rocks and volcanic–sedi‐ area (modified after [32]). mentary rocks formed in the... 3. Geology of the Kaimuqi Area and Cu–Ni Mineralization The Kaimuqi area is located in the North Kunlun |  | | Book | | Litchfield County, where good crystals were taken from quartz veins in a variety of metamorphic, plutonic and...Litchfield, where a mass of white quartz on a ridge had once been mined for quartz, and large ilmenite masses...ilmenite crystals to 7 .5 cm in matrix of massive quartz from these dumps-adding that, in his judgment,...localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...is not common in the metasedimentary rocks of the area which host these species, but "reasonably good" |  | | Journal (article/letter/editorial) | | INERALOGY of the AMETHYST MINES in the Thunder Bay Area Thunder Bay, Ontario, Canada Figure 1 View of the...crystals. In the past, amethyst from the Thunder Bay area had been largely overlooked by the mineral collecting...There are numerous amethyst mines in the Thunder Bay area, most of which are small-scale operations that operate...those on Thunder Bay amethyst (1984), Colorado quartz (1991), Del Norte thunder eggs (2002), and Utah...Dianne, have collected amethyst in the Thunder Bay area since 1975. Volume 94, July/August 2019 307 refers |  | | Book | | papers and 19 geological maps in Western Australia, Namibia and Greenland. Throughout his career, which has...Nova Scotia, Canada . 4.3.9 The Brandberg West Greisen Vein Systems, Namibia . . 4.3.10 The Kalguta Mo-W-Be-Bi.... . . . . . . . . . . . . . . 6.5.1 Navachab, Namibia. . . . . . . . . . . . . . . . . . . . . . . ....Cu Deposits of the Matchless Amphibolite Belt, Namibia . . . . . . . . . . . . . . . . . . . . . . . 7...Pb-Zn-Cu-Ag-V Deposits of the Otavi Mountain Land, Namibia . . . . . . . . . . . . . . . . . . . . . . . |  | | Report (issue) | | 4IJArf39Ar geochronology from the Sangre de Cristo Mountains, south-central Colorado and northern New Mexico...Valente 159 II. Volcanic passive tnlll'gin of Namibia: A B. Corner, J. Canwright, and R. Swan pote~tialfields...normal asthenosphere provide an appropriate source region? Is the lower continental lithosphere wet enough...in these margins by oil and ga companie . Future area of interest include the nature of the lithosphere-asthenosphere...magmatic hiatus, erosion of newly formed rift mountains, and the formation of high-velocity lower crust |  | | Book | | Africa 194 3.5.2. The Damaraland alkaline province, Namibia 198 3.5.3. Carbonatites 199 3.5.4. Kimberlites...metamorphism in the Central Zone ofthe Damara Orogen, Namibia 6.3.2. Anorogenic metamorphism in the eastern Pyrenees...that metals, oxides and silicate dominated in the region between Mercury and the asteroid belt. Details...crystallographic axes will aceeierate in the given region, thereby providing another way of mapping out hot...crust, indicate that it has a granodioritic to quartz dioritic composition. The higher seismic velocities |  | | Journal (article/letter/editorial) | | The Bunbury Basalt, although only covering a small area in the Cape Naturaliste–Cape Leeuwin Peninsula,...discoveries in the West Musgrave and in the Kimberley region, the LIPs in these regions have good mineral potential...2–54 2.4. 1.8–1.7 Ga Hart-Carson LIP, Kimberley region . . . . . . . . . . . . . . . . 2.4.1. Carson Volcanics...the Central Atlantic Magmatic Province (estimated area of ca. 7 × 106 km2), the Ontong Java oceanic plateau...Australia; those discussed in this paper are underlined. Region or tectonic unit Event number in Table 1 of Ernst |  | | Report (issue) | | authors also consider the mineral deposits of the region, indicating their spatial and temporal association...quite clearly that southern México is a complex region with a stratigraphic record that begins in the...Middle America and the Gulf of Mexico-Caribbean Sea region during Mesozoic time: Geological Society of America...carpet of the Sierra Madre Occidental covers an area of ~300,000 km2 (McDowell and Keizer, 1977; McDowell...W E Boundary between area with east or west tilting of rocks Limit of area affected by Tertiary extension |
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