Fluorite belongs to the same crystal system as salt - the cubic
(also known as the isometric) crystal system.
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23 symmetry elements are there in cubic system
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Pyrite is in the cubic/isometric crystal system where three axes
running through the center of the crystal are of equal length and
form an angle of 90 degrees at intersection.
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2 are magnetite and azurite
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The ISOMETRIC crystal system, also referred to as CUBIC.