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- 1. Multiple Choice
Scratching a mineral against a glass plate is a method of determining its __________.
color
hardness
streak
cleavage
- 2. Multiple Choice
Which mineral property is best illustrated by the following diagram?
hardness
streak
cleavage
density
- 3. Multiple Choice
Which mineral property is being tested in the following diagram?
density
luster
fracture
streak
- 4. Multiple Choice
The reflection of light from the surface of a mineral is called __________.
luster
streak
fracture
color
- 5. Multiple Choice
Describe the luster of the following mineral.
glassy
dull
metallic
nonmetallic
- 6. Multiple Choice
Which factor determines the crystal shape of a mineral?
arrangement of atoms
presence of impurities
reflection of light
- 7. Multiple Choice
What is the basic atomic structure that forms when oxygen and silicon unite?
tetrahedron
sphere
cube
cylinder
- 8. Multiple Choice
Which mineral will scratch quartz but not corundum?
talc
topaz
feldspar
diamond
- 9. Multiple Choice
Which material is made of feldspar?
plastic pipes
ceramics
drywall panels
iron nails
- 10. Multiple Choice
Which mineral is yellow in color and has a foul odor?
sulfur
pyrite
halite
talc
- 11. Multiple Choice
Which mineral has a hardness of 6.5 and a reddish-brown streak?
garnet
magnetite
quartz
hematite
- 12. Multiple Choice
Which mineral cleaves in four directions and consists of calcium and fluorine?
pyroxene
calcite
dolomite
fluorite
- 13. Multiple Choice
Which mineral has a red color, is used in jewelry, and has a hardness of 7?
quartz
garnet
hematite
feldspar
- 14. Multiple Choice
Which mineral is colorless, has rhombohedral cleavage, and bubbles with acid?
halite
calcite
fluorite
quartz
- 15. Multiple Choice
Which mineral is black, flexible in thin sheets, and has a hardness of 2.5?
mica
galena
halite
graphite
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