APPLICATIONS+INVESTIGATIONS IN EARTH
18th Edition
ISBN: 9781533902405
Author: Tarbuck
Publisher: Hayden-McNeil Publishing
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Textbook Question
Chapter 2, Problem 1LR
The rock samples you encountered while completing this exercise are called hand samples because you can pick them up 10 your hand and study them You can also easily examine hand samples with a hand lens, test them for hardness and reactivity to HCl, and feel and heft them. However, some charactenstlcs of each rock group are so diagnostic that you can observe them at a distance and classify the rocks as Igneous, sedimentary, or metamorphic Examine the rock outcrops shown in Figure 2.23 and determine whether each is igneous, sedimentary. or metamorphic
Expert Solution & Answer
Summary Introduction
Introduction:
The rocks are divided into three primary categories. These categories are sedimentary, igneous, and metamorphic rocks. The difference in these rocks lies in the process of formation of the rocks.
Answer to Problem 1LR
Correct answer:
The outcrop A depicts sedimentary rock, outcrop B is metamorphic rock, and outcrop C depicts igneous rocks.
Explanation of Solution
The three types of rocks are igneous rocks, sedimentary rocks, and metamorphic rocks. The igneous rocks are formed after the cooling and hardening of magma. The sedimentary rocks are formed from the aggregation of the sediments that is of different size and nature. The metamorphic rocks are formed under the process of metamorphosis that takes place under high temperature and pressure.
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Chapter 2 Solutions
APPLICATIONS+INVESTIGATIONS IN EARTH
Ch. 2.1 - Label the rock cycle diagram In Figure 2.3 Figure...Ch. 2.1 - What is magma? How does magma differ from lava?Ch. 2.1 - The terms intrusive and extrusive are used to...Ch. 2.1 - In your own words, write a definition of rock...Ch. 2.1 - Name the process by which sediment is transformed...Ch. 2.1 - What is the most characteristic feature of...Ch. 2.1 - What type of rock is generated when rocks that...Ch. 2.1 - When determining rock composition, describe the...Ch. 2.2 - Which samples A- H exhibits porphyritic texture?Ch. 2.2 - For the samples you listed in Question 1, whal...
Ch. 2.2 - Which samples in Figure 2.9 exhibits...Ch. 2.2 - Complete the description of the environment which...Ch. 2.2 - Which samples in Figure 2.9 exhibits fine-grained...Ch. 2.2 - Complete the description of the environment which...Ch. 2.2 - Which samples in Figure 2.9 exhibits vesicular...Ch. 2.2 - Which samples in Figure 2.9 exhibits glassy...Ch. 2.2 - Although Samples A and C In Figure 2.9 appear...Ch. 2.3 - Use the color Index shown at the bottom of Figure...Ch. 2.3 - Use the color Index shown at the bottom of Figure...Ch. 2.3 - Use the color Index shown at the bottom of Figure...Ch. 2.4 - Place each of the igneous rocks supplied by your...Ch. 2.5 - Carefully examine the common sedimentary rocks...Ch. 2.5 - Carefully examine the common sedimentary rocks...Ch. 2.5 - Carefully examine the common sedimentary rocks...Ch. 2.5 - Carefully examine the common sedimentary rocks...Ch. 2.5 - Carefully examine the common sedimentary rocks...Ch. 2.5 - Carefully examine the common sedimentary rocks...Ch. 2.5 - Carefully examine the common sedimentary rocks...Ch. 2.5 - Carefully examine the common sedimentary rocks...Ch. 2.5 - Carefully examine the common sedimentary rocks...Ch. 2.5 - What mineral does Sample D contain that gives it a...Ch. 2.6 - Prob. 1ACh. 2.7 - Use Figure 2.16 to identify the environments A- L...Ch. 2.7 - Briefly describe the environment that is...Ch. 2.7 - The rocks in Zion National Park, Utah, consist of...Ch. 2 - The rock samples you encountered while completing...Ch. 2 - Match each of the metamorphic rocks listed below...Ch. 2 - Match each term or characteristics with the...Ch. 2 - Identify the folliated metamorphic rocks shown In...Ch. 2 - Identify each of the rocks shown in Figure 2.26...
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