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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Ishita Das posted an Question
November 11, 2020 • 13:20 pm
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30 points
30 points
- IIT JAM
- Geology (GG)
An irregular pile of laminated sandy beds which are lens shaped in two directions and have low angle cross stratifications are called a. hummocky cross stratifi
An irregular pile of laminated sandy beds which are lens shaped in two directions and have low angle cross stratifications are called a. hummocky cross stratification and indicates a deposit formed by storm enhanced waves or Currents b. oscillation ripple marks from gentle wave action in a shallow near shore environment C. graded beds and indicates deep water turbidity currents off the continental slope d. current ripple marks and indicate uniform tidal currents
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Sajan sarthak Best Answer
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 storms, such as hurricanes. It takes the form of a series of "smile"-like shapes, crosscutting each other So both side tappered and lens shaped .