Search results

Jump to: navigation, search

Page title matches

  • ...ially the same, the type of metamorphic rock that forms will depend on the rock from which it was formed and the temperature to which it was exposed.<ref n ...eous rock]], where the cooling magma that formed the intrusive rock heated rock that had already existed in the area.
    1 KB (158 words) - 11:19, 17 December 2018
  • ...s called lava) before solidifying, it is called an '''extrusive''' igneous rock. ...lowed onto the surface; therefore would be considered an extrusive igneous rock. It is fine-grained and dark since it contains dark minerals.<ref>https://
    1 KB (226 words) - 08:52, 25 August 2021

Page text matches

  • ...ially the same, the type of metamorphic rock that forms will depend on the rock from which it was formed and the temperature to which it was exposed.<ref n ...eous rock]], where the cooling magma that formed the intrusive rock heated rock that had already existed in the area.
    1 KB (158 words) - 11:19, 17 December 2018
  • ...s called lava) before solidifying, it is called an '''extrusive''' igneous rock. ...lowed onto the surface; therefore would be considered an extrusive igneous rock. It is fine-grained and dark since it contains dark minerals.<ref>https://
    1 KB (226 words) - 08:52, 25 August 2021
  • ...also a fair portion of iron oxide. Sand is unconsolidated. Sandstone is a rock made from consolidated sand.<ref>Sepp, Siim. n.d. [https://www.sandatlas.or
    1 KB (218 words) - 18:46, 9 December 2019
  • ...oviding radiation protection through underground construction and, if the rock is of good enough quality, structure for the habitat. Many tunnels require Most tunnel boring machines include a liner installation system, as well as rock bolt installations and grouting for gaps between the liners and the excavat
    1 KB (223 words) - 09:32, 26 September 2022
  • Graphite occurs on Earth in [[igneous rock|igneous]] and [[metamorphic rock]], sometimes as metamorphosed [[coal]]. It can also be found in [[limestone
    1 KB (179 words) - 16:48, 17 December 2018
  • ...nce is located. For example, water is volatile on Earth but water ice is a rock-hard mineral on Pluto.
    348 bytes (55 words) - 13:35, 10 November 2020
  • ...mother rock called the gangue. Mechanical crushing and milling break the rock down into fine powders where the individual ore particles are separate from
    2 KB (251 words) - 12:05, 4 November 2020
  • ...lized and reinforced with a liner to hold in the air pressure. All surface rock formations are expected to be fractured and contain voids, so pressurizatio ...the ground area will be about 3 x 1000m or 3000m2. The volume of removed rock is 20 000 m3, while the useful final volume is 12000 m3. Clearly it would
    4 KB (609 words) - 08:50, 25 January 2023
  • ...eating through volcanism or asteroid impact circulates through a volume of rock. the water dissolves minerals, that condense out at the exit points, the h
    778 bytes (109 words) - 10:05, 26 January 2021
  • ...ctly, due to cracks and flaws in the rock, of lack of mass in the covering rock. In such a case the caves could serve as radiation shelters and the habita
    3 KB (418 words) - 08:32, 9 May 2019
  • Silica is produced by mining silica bearing rocks. Rock with a high proportion of silica is crushed until the silica crystals are s
    747 bytes (116 words) - 12:46, 15 May 2023
  • ...radiation, and cold above. Bacteria grow for an hour a day, but when the rock is shadowed (or at night) the water freezes and the bacteria become dormant
    4 KB (603 words) - 01:01, 12 August 2022
  • ...s are lined with an impermeable membrane, the structure of the surrounding rock may be sufficient to contain the pressure. The entrances to the cave or tub
    1 KB (188 words) - 19:55, 25 December 2019
  • ...aphy, flowed downhill, and is now protected from sublimation by a layer of rock debris and dust. Sublimation is when a solid changes directly to a gas with ...38.</ref> So, it seems that large masses of ice have pushed up layers of rock into domes that were eroded. After erosion removed the top of the layered
    4 KB (676 words) - 20:14, 7 January 2020
  • ...ate.net/figure/Compressive-strength-and-density-of-ice-versus-a-variety-of-rock-types-data-from_fig3_272743517</ref> so drilling might not be too much work ...205_3.pdf</ref>, or 36 kJ/kg. With the reduced shear strength compared to rock, then crushing it might require something like 3 kJ/kg or less. This is tw
    5 KB (831 words) - 11:36, 1 September 2023
  • ...One type can be brushed off, while another needed to be ground off by the Rock Abrasion Tool (RAT).<ref>{{cite journal | author = Christensen P | year = | ...pg |thumb|200px|right|Labeled diagram showing a cross section of a typical rock from Gusev plains]]
    6 KB (917 words) - 19:04, 8 January 2020
  • * Climb slopes of 35° on rock and 25° on soft sand
    1 KB (182 words) - 11:55, 17 December 2018
  • ===Rock=== ...Mons stands in one of the dustiest regions of Mars. This would likely make rock samples hard to come by and the dust layer would also likely cause severe m
    5 KB (853 words) - 20:54, 20 August 2021
  • ...gle contains a few very interesting craters. One contains a strange white rock in the center. Another crater, Schiaparelli, is a large, easily located cr ...reds of kilometers, and in the process it dissolved many minerals from the rock it passed through. When ground water surfaces in low areas containing sedi
    14 KB (2,201 words) - 16:09, 16 November 2023
  • |Rock
    2 KB (221 words) - 12:29, 29 October 2019

View (previous 20 | next 20) (20 | 50 | 100 | 250 | 500)