Minerals
The internal ordering of mineral crystals can be detected using ________.
X-ray diffraction
Minerals are all naturally occurring sold substance with a definable chemical composition. They MUST also possess ________.
a fixed crystalline structure (spatial arrangement of atoms and ions)
The color of the mineral in powered form is termed __________.
streak
Which of the following common mineral is softest?
talc
Synthetically made glass and natural quartz crystals both exhibit a fracture pattern termed ________
Glassy fracture
Which of the following is NOT a mineral?
Petroleum
_________ is a mineral property defined by the density of the mineral sample divided by the density of water (1.0 g/cm3)
Specific gravity
With regard to minerals, hardness refers to the ability to resist ___________
being scratched
When two different minerals have the same chemical formula but different crystal structures, they are said to be ___________.
polymorphs
When a solution becomes oversaturated, new solid particles are said to ________.
precipitate from the solution