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Eighth Grade (Grade 8) Minerals Questions

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Grade 8 Minerals
It describes how a mineral reflects light from its surface.
  1. Cleavage
  2. Color
  3. Luster
  4. Hardness
Grade 8 Minerals
Mineral salts are more properly called
  1. halides.
  2. oxides.
  3. salt tides.
  4. silicates.
Grade 8 Minerals

This question is a part of a group with common instructions. View group »

Which of these minerals is the softest based on Mohs scale?
  1. fluorite
  2. gypsum
  3. corundum
  4. orthoclase
Grade 8 Minerals
Which of the following is not true about minerals?
  1. naturally occurring inorganic solid
  2. has a crystal structure
  3. coal is an example of a mineral
  4. a definite chemical composition
Grade 8 Minerals
What type of fossil is tree sap hardened and replaced by minerals?
  1. petrified wood
  2. imprint
  3. mold
  4. amber
Grade 8 Minerals
When you conduct an acid test on a mineral sample, you are watching for
  1. a color change.
  2. a flame.
  3. gas bubbles.
  4. none of these.
Grade 8 Minerals
How mineral reflects light
  1. Streak
  2. Luster
  3. Color
  4. Fluorescence
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