• Thumbnail for Rootless cone
    A rootless cone, also formerly called a pseudocrater, is a volcanic landform which resembles a true volcanic crater, but differs in that it is not an...
    6 KB (745 words) - 14:14, 9 March 2024
  • Thumbnail for Volcanic cone
    unconsolidated, cinder cones tend to erode rapidly unless further eruptions occur. Rootless cones, also called pseudocraters, are volcanic cones that are not directly...
    15 KB (1,930 words) - 21:21, 7 September 2024
  • Thumbnail for Rauðhólar (Reykjavík)
    (Icelandic pronunciation: [ˈrœyðˌhouːlar̥]) are remnants of a cluster of rootless cones in Elliðaárhraun [ˈɛtlɪːðaˌaur̥ˌr̥œyːn] lava fields on the south-eastern...
    7 KB (793 words) - 03:05, 27 April 2024
  • Thumbnail for Evidence of water on Mars found by Mars Reconnaissance Orbiter
    steam which blows out a ring or cone. Rootless Cones, as seen by HiRISE under HiWish program. These group of rings or cones are thought to be caused by lava...
    81 KB (9,712 words) - 01:13, 1 November 2024
  • Thumbnail for Auckland volcanic field
    association with lava caves and the formation of rootless cones due to their mechanism of formation and a rootless cone was suggested to exist at Wiri being Matukutūreia...
    47 KB (3,395 words) - 13:19, 21 September 2024
  • Thumbnail for Mývatn
    monument. Other rootless cone groups in this lava field are in the valley Laxárdalur and the plain Aðaldalur. The formation of rootless cones halted the advance...
    19 KB (1,869 words) - 03:05, 20 August 2024
  • produces a cone or ring. Features like these are found in Iceland, when lavas cover water-saturated substrates. Wide view of field of rootless cones, as seen...
    119 KB (14,647 words) - 00:58, 14 October 2024
  • pyroclastic and highly explosive eruptions Resurgent dome – Volcanic landform Rootless cone, also known as pseudocrater – Volcanic landform Seamount – Mountain...
    28 KB (8,342 words) - 04:46, 4 November 2024
  • Thumbnail for Elysium quadrangle
    elevation (red) to lowest (dark blue) is 170 m (560 ft). So-called "rootless cones" are caused by explosions of lava with ground ice under the flow. The...
    36 KB (4,833 words) - 01:39, 3 September 2024
  • Thumbnail for Volcanism on Mars
    volcano-like landforms called pseudocraters, or rootless cones. Features that resemble terrestrial rootless cones occur in Elysium, Amazonis, and Isidis and...
    56 KB (6,555 words) - 12:30, 2 October 2024