• Thumbnail for Porphyry (geology)
    generally aphanitic matrix or groundmass. In its non-geologic, traditional use, the term porphyry usually refers to the purple-red form of this stone,...
    27 KB (3,037 words) - 21:00, 27 November 2024
  • up porphyry in Wiktionary, the free dictionary. Porphyry (/ˈpɔːrfɪri/; Greek: Πορφύριος, Porphyrios "purple-clad") may refer to: Porphyry (geology), an...
    3 KB (368 words) - 08:02, 23 October 2024
  • Thumbnail for Porphyry copper deposit
    Porphyry copper deposits are copper ore bodies that are formed from hydrothermal fluids that originate from a voluminous magma chamber several kilometers...
    24 KB (2,801 words) - 00:09, 4 March 2024
  • Thumbnail for Fault (geology)
    new model for the optimal structural context for giant porphyry copper deposit formation". Geology. 49 (5): 597–601. Bibcode:2021Geo....49..597P. doi:10...
    33 KB (3,698 words) - 22:45, 21 December 2024
  • lithosphere Porphyry (geology) – Movement of Earth's lithosphere Proterozoic – Geologic eon, 2500–539 million years ago Regression (geology) – Geologic event...
    6 KB (1,223 words) - 13:19, 15 October 2024
  • Thumbnail for Quartz-porphyry
    quartz-porphyries are equally well described as granite-porphyries. University of Salzburg, quartz-porphyry Geology of the Island of Arran, Quartz Porphyry  One...
    8 KB (1,086 words) - 23:25, 18 December 2023
  • Johnson Granite Porphyry is found in Tuolumne Meadows, Yosemite National Park. Johnson Granite Porphyry was named for Johnson Peak, the highest mountain...
    7 KB (445 words) - 22:20, 9 June 2024
  • Arvidsjaur porphyry (Swedish: Arvidsjaurporfyr) is a group of igneous rocks of intermediate to felsic composition found near Arvidsjaur in northern Sweden...
    1 KB (110 words) - 12:01, 30 October 2024
  • Melvin (1947-06-01). "Hydrothermal alteration in the "porphyry copper" deposits". Economic Geology. 42 (4): 319–352. Bibcode:1947EcGeo..42..319S. doi:10...
    43 KB (4,223 words) - 03:53, 26 February 2024
  • Thumbnail for Tosham Hill range
    hills are mainly composed of granite porphyries. Riwasa hill near Riwasa village: Mainly composed of granite porphyries. The rocky outcrops include the following:...
    19 KB (1,902 words) - 12:42, 14 October 2024
  • Thumbnail for Polymetallic replacement deposit
    Freeman pp. 77-79 ISBN 0-7167-1456-6 Sillitoe, Richard H. "Porphyry copper systems." Economic Geology 105.1 (2010): 3-41. Ray, G., Webster, I., Megaw, P., McGlasson...
    8 KB (1,002 words) - 13:33, 8 October 2024
  • This glossary of geology is a list of definitions of terms and concepts relevant to geology, its sub-disciplines, and related fields. For other terms related...
    86 KB (10,875 words) - 20:07, 24 November 2024
  • Thumbnail for San Manuel Copper Mine
    Economic Geology, v. 65, pp. 373–408 Thomas, L. A., "Geology of the San Manuel Ore Body", in Titley, S. R. and C. L. Hicks, Geology of the Porphyry Copper...
    6 KB (748 words) - 05:41, 18 September 2022
  • December 2002). "Geology and Alteration Geochemistry of the Porphyry Cu-Au Deposit at Bajo de la Alumbrera, Argentina". Economic Geology. 97 (8): 1865–1888...
    30 KB (3,730 words) - 17:22, 12 November 2024
  • Thumbnail for Kunashir
    Kunashir (section Geology)
    ). The Dokuchaev Complex, consisting of tonalite-porphyry, granodiorite-porphyry and diorite-porphyry, is an amalgamation of the Dokuchaev, Valentina and...
    24 KB (2,824 words) - 16:09, 16 November 2024
  • Thumbnail for Quartz monzonite
    Carol L. Hicks, Geology of the Porphyry Copper Deposits, University of Arizona Press, 1966, p. 35 Billings, M.P. (1956). "The Geology of New Hampshire:...
    4 KB (435 words) - 18:59, 19 January 2024
  • Kiruna porphyry (Swedish: Kirunaporfyr) is a group of igneous rocks found near Kiruna in northernmost Sweden. The Kiruna Porphyry formed 1,880 to 1,900...
    2 KB (227 words) - 11:12, 30 October 2024
  • Thumbnail for Porphyry Mountain
    largely composed of porphyry, which is a very hard igneous rock. The mountain's local name was reported in 1908 by the U.S. Geological Survey. On a clear...
    4 KB (323 words) - 23:26, 6 December 2024
  • Thumbnail for Shoksha quartzite
    35°2′E / 61.483°N 35.033°E / 61.483; 35.033 Shoksha quartzite, Shoksha porphyry, or crimson quartzite (Russian: малиновый кварцит, literally "raspberry...
    5 KB (382 words) - 21:14, 9 November 2024
  • Thumbnail for Igneous intrusion
    (February 2005). "Laccoliths of the Ortiz porphyry belt, Santa Fe County, New Mexico" (PDF). New Mexico Geology. 27 (1). Retrieved 8 June 2020. Troll, Valentin...
    22 KB (2,757 words) - 01:01, 10 November 2024
  • Thumbnail for Andes
    Andes (redirect from Geology of the Andes)
    largest porphyry copper mineralizations occur, making Chile and Peru the first- and second-largest exporters of copper in the world. Porphyry copper in...
    60 KB (6,962 words) - 17:54, 22 December 2024
  • Thumbnail for Geology of Seychelles
    Ma. Much of the rock is gray granite, while in southwest it is a pink porphyry form of granite. The granites were cut by doleritic dykes, trending WNW-ESE...
    5 KB (588 words) - 09:09, 14 July 2024
  • Thumbnail for Geology of Namibia
    The geology of Namibia encompasses rocks of Paleoproterozoic, Mesoproterozoic and Neoproterozoic and Paleozoic to Cenozoic age. About 46% of the countryʼs...
    28 KB (2,551 words) - 15:59, 18 November 2024
  • Thumbnail for Kiruna mine
    Kiruna mine (section Geology)
    precipitated the iron on to a syenite porphyry footwall. Then the ore bed was covered by further volcanic deposits, quartz porphyry, and sedimentary rocks. Later...
    20 KB (2,161 words) - 19:54, 11 December 2024
  • Thumbnail for Breccia
    and Veining at El Teniente, Chile: Evolution of a Nested Porphyry System". Economic Geology. 105 (1): 119–153. Bibcode:2010EcGeo.105..119V. doi:10.2113/gsecongeo...
    25 KB (2,734 words) - 21:53, 25 November 2024
  • Thumbnail for Tooth of Time
    an igneous intrusion of dacite porphyry formed in the tertiary period some 22 to 40 million years ago. It is a geological feature on the Philmont Scout...
    4 KB (362 words) - 13:54, 25 July 2024
  • Thumbnail for Spanish Peaks
    Spanish Peaks (category Stocks (geology))
    composed of a granodiorite porphyry surrounded by a more aerially-extensive exposure of granite porphyry. The granite porphyry represents the evolved upper...
    5 KB (439 words) - 16:05, 19 December 2024
  • Thumbnail for Geology of Tasmania
    The geology of Tasmania is complex, with the world's biggest exposure of diabase, or dolerite. The rock record contains representatives of each period...
    80 KB (11,155 words) - 08:47, 14 July 2024
  • The Robinson Mine is a porphyry copper deposit located at Ruth, White Pine County, Nevada, in the Egan Range, 4 miles (6.4 km) west of Ely. The mine comprises...
    9 KB (799 words) - 17:54, 27 April 2022
  • Thumbnail for Sungun copper mine
    mineralization in the Sungun porphyry copper deposit, Iran; evidence from fluid inclusions and stable isotopes. Economic Geology 93(5), 651–670. Hezarkhani...
    3 KB (261 words) - 16:45, 25 May 2024