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  • doing rock back, e.g., during the basic step sequence: "triple step, triple step, rock step". In others the rocks are done from opposite feet, but in...
    3 KB (437 words) - 16:44, 14 January 2021
  • igneous rocks as acidic or basic evolved during the 19th century. It was based on the idea that high silica rocks are acidic and on the contrary the rocks with...
    2 KB (293 words) - 13:41, 14 August 2024
  • Thumbnail for Formation of rocks
    they showed that while many basic rocks (basalts, etc.) could be perfectly imitated in the laboratory, the acid rocks could not, and advanced the explanation...
    8 KB (992 words) - 11:13, 4 July 2024
  • Thumbnail for Scapolite
    Ontario) there are numerous valuable apatite vein deposits. They lie in basic rocks such as gabbro and pyroxenite, and these in the neighborhood of the veins...
    13 KB (1,535 words) - 19:20, 18 January 2024
  • Thumbnail for Plagioclase
    rare mineral occasionally found in more basic rocks. Labradorite is the characteristic feldspar of the more basic rock types such as gabbro or basalt. Labradorite...
    25 KB (2,886 words) - 02:59, 25 August 2024
  • Thumbnail for Igneous rock
    Igneous rock (redirect from Igneous rocks)
    rocks, and they are basic to the classification of these rocks. All other minerals present are regarded as nonessential in almost all igneous rocks and...
    48 KB (5,656 words) - 02:36, 23 June 2024
  • Thumbnail for Mafic
    Mafic (redirect from Mafic rocks)
    and sodium. The mafic rocks also typically have a higher density than felsic rocks. The term roughly corresponds to the older basic rock class. Mafic lava...
    7 KB (736 words) - 08:09, 27 September 2023
  • Thumbnail for Tachylite
    Tachylite (category Mafic rocks)
    volcanic glasses (or obsidians), the reason being apparently that the basic rocks have a stronger tendency to crystallize, partly because they are more...
    9 KB (1,315 words) - 21:51, 6 February 2024
  • Thumbnail for Primula auricula
    species of flowering plant in the family Primulaceae, that grows on basic rocks in the mountain ranges of central Europe, including the western Alps...
    5 KB (465 words) - 07:43, 29 September 2023
  • Thumbnail for Metamorphism
    Deformation and Metamorphism, with Special Reference to the Behavior of Basic Rocks". Metamorphic Reactions. Advances in Physical Geochemistry. 4: 138–179...
    51 KB (5,769 words) - 18:41, 25 July 2024
  • Thumbnail for Teide
    volcanoes represent 90% of the volume of Tenerife. The lavas are basalts, basic rocks (i.e. having a low content of silica) and therefore very fluid, this...
    60 KB (6,767 words) - 16:00, 26 August 2024
  • Thumbnail for Meteorite
    Gani, Dhofar, and others, favorable light-colored geology consisting of basic rocks (clays, dolomites, and limestones) makes meteorites particularly easy...
    77 KB (8,570 words) - 17:36, 7 June 2024
  • Theralite (category Plutonic rocks)
    interest as it was of rare occurrence, and as completing the series of basic rocks containing nepheline as an essential constituent. With the increase in...
    3 KB (416 words) - 21:33, 26 April 2024
  • Thumbnail for Primula lutea
    Primula lutea is a species of primrose that grows on basic rocks in the mountain ranges of southeastern Europe, including the southern and eastern Alps...
    1 KB (159 words) - 17:51, 8 April 2022
  • Thumbnail for Rock (geology)
    Rock (geology) (redirect from Rocks)
    studies the rocks of other celestial objects. Rocks are usually grouped into three main groups: igneous rocks, sedimentary rocks and metamorphic rocks. Igneous...
    31 KB (3,312 words) - 13:02, 3 August 2024
  • Thumbnail for Geology of Cape Town
    sandstone, siltstone, hornfels, porphyritic granite, basic rocks and fine-grained reddish granite. Basic dykes of similar lithology to the matrix of the plug...
    27 KB (3,020 words) - 09:37, 8 November 2023
  • Thumbnail for Vertisol
    a microrelief known as gilgai. Vertisols typically form from highly basic rocks, such as basalt, in climates that are seasonally humid or subject to...
    8 KB (978 words) - 19:33, 24 August 2024
  • Thumbnail for Alkalinity
    not change the alkalinity. In natural conditions, the dissolution of basic rocks and addition of ammonia [NH3] or organic amines leads to the addition...
    27 KB (3,502 words) - 17:33, 7 June 2024
  • preserved due to the arid climate, and favorable geology consisting of basic rocks (clays, dolomites, and limestones) and lacking erosive quartz sand. As...
    2 KB (220 words) - 08:18, 13 August 2023
  • Thumbnail for Metamorphic rock
    Metamorphic rocks arise from the transformation of existing rock to new types of rock in a process called metamorphism. The original rock (protolith)...
    37 KB (4,414 words) - 09:37, 11 March 2024
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