Goethite inclusions in amethyst

Weight: 18.30 ct
Size: 22.5 x 16.3 x 5.3 mm


Golden goethite “brooms” or “comets” in lightly colored amethyst.
Typical amethyst inclusions, such goethite aggregates were incorrectly identified as cacoxenite for many years, and still frecuently appear as such on the market.
Must-have sample for every “inclusionist”, but also a very nice stone for desighner jewelry!

Color: purple amethyst with golden goethite inclusions
Cut: rectangular cushion, flat polished cabochon
Treatments: not treated in any way
Origin: Itinga, Minas Gereis, Brazil