Blue crystals of spinel on calcite matrix from Mustio limestone quarry, Finland

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Photo credit: © Henri Koskinen / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: blue, calcite, crude, crystal, crystals, facet, finland, gem, gemstone, geology, isometric, jewel, jewelry, limestone, luxury, marble, mineral, mineralogy, mustio, natural, octahedra, precious, raasepori, rough, spinel, stone, transparent, treasure, uncut, untreated