Mineralogists can identify minerals by their color, luster, hardness, cleavage, and ----
Luster can be described as dull, metallic, pearly, or ----
There are many ____________ used to identify a mineral.
The _______________ of a mineral results in how easily it resists scratching.
___________occurs when a mineral breaks along smooth, straight lines or into flat sheets.
A crystal results from the ____________________________ of the particles that make up a mineral.
________________________ refers to the way a mineral reflects light.
Most mineral crystals have ________________ sides and sharp corners or edges. Some crystals form rounded shapes
An inorganic substance found naturally in the earth is called a _____________________.
The sizes of crystals __________________ because they can connect or join with other crystals as they are being formed.
The __________________________ is the color of the mark made when a sample is rubbed on a harder surface.
____________________________ are used to determine the hardness of a mineral.
Most mineral crystals have ________________ sides and sharp corners or edges. Some crystals form rounded shapes.
__________________ occurs when a mineral breaks unevenly.
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