dentify each of the following minerals and the mineral group to which it belongs. Note the physical properties and consult the accompanying mineral identification key. Mineral groups are the silicates, carbonates, oxides, sulfides, sulfates, halides, and native elements.
dentify each of the following minerals and the mineral group to which it belongs. Note the physical properties and consult the accompanying mineral identification key. Mineral groups are the silicates, carbonates, oxides, sulfides, sulfates, halides, and native elements.
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
Related questions
Question
Identify each of the following minerals and the mineral group to which it belongs. Note the physical
properties and consult the accompanying mineral identification key. Mineral groups are the silicates,
carbonates, oxides, sulfides, sulfates, halides, and native elements.

Transcribed Image Text:6. Mineral Name?
Mineral group?
7. Mineral Name?
Mineral group?
8. Mineral Name?
Mineral group?
9. Mineral Name?
Mineral group?
10. Mineral Name?
Mineral group?
Luster: metallic
Hardness: 1
Specific gravity: 2.2
Feel: greasy
Used in pencil lead
Luster: nonmetallic
Hardness: 3
Cleavage: three directions at 75
degrees (rhombohedral)
Property: effervesces in HCI
Common mineral in limestone
Luster: nonmetallic: fibrous,
silky
Hardness: 2 (easily scratches
with fingernail)
Cleavage: 3 directions
Used in plaster
Luster: metallic
Hardness: 6
Specific gravity: 5.2
Form: cubic crystals
Also known as fool's gold
Luster: nonmetallic
Hardness: 6-7
Crystal structure composed of
isolated silica-oxygen
tetrahedral
Major mineral in Earth's mantle
2
1cm

Transcribed Image Text:Physical Geology Assignment 1: Minerals
Identify each of the following minerals and the mineral group to which it belongs. Note the physical
properties and consult the accompanying mineral identification key. Mineral groups are the silicates,
carbonates, oxides, sulfides, sulfates, halides, and native elements.
Questions
1. Mineral Name?
Mineral group?
2. Mineral Name?
Mineral group?
3. Mineral Name?
Mineral group?
4. Mineral Name?
Mineral group?
5. Mineral Name?
Mineral group?
Physical Properties
Luster: nonmetallic
Hardness: 4
Streak: white
Cleavage: four directions
Luster: nonmetallic
Hardness: 3
Streak: red
Cleavage: not prominent
Ore of iron
Luster: metallic
Hardness: 2.5
Specific gravity: 7.6
Cleavage: cubic
Ore of lead
Luster: nonmetallic
Hardness: 6
Specific gravity: 2.6
Cleavage: two directions at
nearly right angles
A common mineral in granite
Luster: nonmetallic
Hardness: 5-6
Specific gravity: 3.2
Cleavage: two directions at 60
degrees and 120 degrees
Common in certain igneous
rocks like andesite
1
Ⓒgeology.com
Image
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