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All detrital sedimentary rocks have a _______________ texture.

Question # 00141733
Subject: Geology
Due on: 12/27/2015
Posted On: 11/27/2015 02:55 PM

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QUESTION 1

  1. All detrital sedimentary rocks have a _______________ texture.

1 points

QUESTION 2

  1. All but one chemical sedimentary rocks have a ____________________ texture.

1 points

QUESTION 3

  1. Which of the following sedimentary rocks has a clastic texture?

a.

chalk

b.

flint

c.

breccia

d.

dolostone

1 points

QUESTION 4

  1. Which of the following sedimentary rocks has a detrital origin?

a.

siltstone

b.

shale

c.

flint

d.

limestone

e.

both a and b

1 points

QUESTION 5

  1. Which of the following sedimentary rocks forms where a restricted basin of warm shallow seawater evaporates?

a.

flint

b.

shale

c.

coquina

d.

rock gypsum

1 points

QUESTION 6

  1. Which of the following sedimentary rocks will fizz under dilute HCl?

a.

chalk

b.

coquina

c.

limestone

d.

rock salt

e.

a, b, and c

1 points

QUESTION 7

  1. Which of the following sedimentary rocks would scratch glass?

a.

shale

b.

flint

c.

limestone

d.

dolostone

1 points

QUESTION 8

  1. Which of the following environments of deposition would provide a rock with the best sorting?

beach

desert dunes

stream channel

alluvial fan

1 points

QUESTION 9

  1. What is the chemical composition of flint or chert? ________________

1 points

QUESTION 10

  1. What is the basic chemical composition of limestone? ____________

1 points

QUESTION 11

  1. The grains in a sandstone may be angular or they may be rounded. In general, the degree of roundness of the grains in a detrital sedimentary rock is an indication of what?

1 points

QUESTION 12

  1. Which of the following is likely to contain more feldspar than the other?

Choice 1: a sandstone with its grains derived from a weathered granite cliff 600 miles away

Choice 2: a sandstone with its grains derived from a weathered sandstone cliff 600 miles away.

indiate your answer here: ___________________

1 points

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Tags texture rocks sedimentary detrital question points sedimentary rocks following flint save rock limestone sandstone grains shale detrital chemical aweathered coquina cliff derived composition miles chalk submit click dolostone texture1 general degree

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All detrital sedimentary rocks have a _______________ texture.

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Tutorial Preview …scratch xxxxxx a xxxxx b flint x limestone d xxxxxxxxx 1 xxxxxx xxxxxxxx 8 xxxxx of the xxxxxxxxx environments of xxxxxxxxxx would xxxxxxx x rock xxxx the best xxxxxxxx beach desert xxxxx stream xxxxxxx xxxxxxxx fan x points QUESTION x What is xxx chemical xxxxxxxxxxx xx flint xx chert? ________________ x points QUESTION xx What xx xxx basic xxxxxxxx composition of xxxxxxxxxx…
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