Description
It is the oldest known mineral on Earth, in the rocks it is the main carrier of natural radioactivity. Most often it occurs in the form of tabular to prismatic crystals. Its synthetic form is used as a diamond substitute.
It is the oldest known mineral on Earth, in the rocks it is the main carrier of natural radioactivity. Most often it occurs in the form of tabular to prismatic crystals. Its synthetic form is used as a diamond substitute.
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