• Thumbnail for Cross-bedding
    In geology, cross-bedding, also known as cross-stratification, is layering within a stratum and at an angle to the main bedding plane. The sedimentary...
    15 KB (1,983 words) - 09:50, 9 October 2022
  • Thumbnail for Bedding
    Bedding, also called bedclothes or bed linen, is the materials laid above the mattress of a bed for hygiene, warmth, protection of the mattress, and decorative...
    17 KB (1,443 words) - 07:35, 11 March 2024
  • Thumbnail for Sedimentary structures
    meters or multiple meters thick. Sedimentary structures such as cross-bedding, graded bedding, and ripple marks are utilized in stratigraphic studies to indicate...
    13 KB (1,493 words) - 02:38, 4 December 2023
  • Thumbnail for Sedimentary rock
    structure called cross-bedding. Cross-bedding is characteristic of deposition by a flowing medium (wind or water). The opposite of cross-bedding is parallel...
    63 KB (7,683 words) - 02:31, 19 April 2024
  • Thumbnail for Hummocky cross-stratification
    Hummocky cross-stratification is a type of sedimentary structure found in sandstones. It is a form of cross-bedding usually formed by the action of large...
    5 KB (644 words) - 20:46, 28 February 2023
  • heterolithic bedding are flaser, wavy, and lenticular. Starved ripples and cross bedding with flasers can also be considered forms of heterolithic bedding. Differentiating...
    4 KB (528 words) - 21:45, 13 June 2021
  • Thumbnail for Conglomerate (geology)
    types of sedimentary structures, e.g., tabular and trough cross-bedding and graded bedding. Fanglomerates are poorly sorted, matrix-rich conglomerates...
    16 KB (1,817 words) - 06:18, 7 March 2024
  • Thumbnail for Sandstone
    Sand grains of quartz with hematite coating providing an orange colour Cross-bedding and scour in sandstone of the Logan Formation (Lower Carboniferous)...
    35 KB (3,930 words) - 23:49, 10 April 2024
  • Thumbnail for Ripple marks
    Flow Regime. Ripple cross-laminae forms when deposition takes place during migration of current or wave ripples. A series of cross-laminae are produced...
    11 KB (1,030 words) - 23:30, 18 March 2024
  • surface; cross-bedding, etc. Unconformities - Clear angular unconformities provide unequivocal evidence of the relative age of two rock sequences. Cross-bedding...
    8 KB (1,045 words) - 03:00, 21 December 2021