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Details

chapter 3
earth science, minerals, gems, ores
8
Science
7th Grade
10/19/2009

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Cards

Term
Whether a mineral has cleavage or fracture is determined by the __________.
Definition
arrangement of its atoms
Term
Which is an example of a mineral with a nonmetallic luster?
Definition
quartz
Term
Salt from evaporated seawater has been formed from ________.
Definition
solution
Term
Some gems have __________.
Definition
a crystalline structure
Term
What is the easiest way to tell if a sample is gold or pyrite?
Definition
streak
Term
Streak measures the color of a mineral's __________.
Definition
powder
Term
The specific gravity of a mineral compares its weight with an equal volume of __
Definition
water
Term
______is a solid in which the atoms are arranged in closely repeating patterns.
Definition
a crystal
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