Summary Here is a list of the sedimentary structures mentioned in this lab. L. I

Question

Summary Here is a list of the sedimentary structures mentioned in this lab. L. Inorganic Sedimentary Structures C. SOLE MARKS A. BEDFORMS AND SURFACE MARKINGS 1. Ripples 1. Tool marks 2. Flute marks : Asymmetrical ripples (including lingoid Il. Organic or Biogenic Sedimentary Structures ripples) A. TRACE FOSSILS OR ICHNOFOSSILS . Symmetrical ripples Interference ripples 1. Tracks 2. Trackways 3. Trails 4. Burrows 5. Borings 6. Rootmarks 2. Mudcracks 3. Raindrop prints B. INTERNAL BEDDING STRUCTURES 1. Stratification (strata) Beds . Laminations or laminae BIOSTRATIFICATION STRUCTURES 1. Stromatolites Varves 2. Graded bedding 3. Cross stratification . Cross bedding (cross beds) . Cross lamination

Explanation / Answer

Q1.1-b,2-f,3-e,4-d,5-a,6-c.

Q2.symmetrical ripples,asymmetrical ripples,cross bedding and flute marks help in paleocurrent determination.

Q3.Graded bedding,Flute marks,Symetrical ripples and cross bedding help to determine the top indicators.

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