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Unformatted text preview: (b) Which of the above grain sizes is most likely to be deposited in a low energy (quiet water) environment? (3) Which type of sedimentary rocks are made of mineral and rock fragments? (circle one) detrital sedimentary rocks / chemical sedimentary rocks (4) Practice using the ID charts on pages 55-56 to identify the 2 sedimentary rocks described below. (a) Rock Name: _________________ Description: clastic texture, sand-sized grains, well-sorted, well-rounded, made of quartz (b) Rock Name: _________________ Description: crystalline texture, made of a mineral that scratches glass (5) In what type of environment do oscillation (symmetrical) ripples form?...
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This note was uploaded on 01/11/2012 for the course GEO 101 taught by Professor Robviens during the Spring '09 term at Bellevue College.
- Spring '09