Tags:
beautiful, conglomerate, crystal, crystalline, crystallization, crystallography, crystals, cubic, FeS2, fire, fool, fools, fools gold, gem, gemstone, geology, geomorphology, glittering, gold, golden, igneous, iron, iron sulfide, iron sulphide, luster, macro, macrocrystalline, metallic, mineral, mineralized, natural, precious, pyr, pyrit, pyrite, raw, rock, shining, shiny, spark, stone, sulfide, sulphide, treasure, unpolished, volcanic, yellow
