Natural Ametrine 7.25 ct – Octagon, Untreated citrine 72 ct ametrine exhibits the

72 ct ametrine exhibits the distinct bi-color zoning characteristic of quartz from Bolivia

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This natural ametrine quartz weighs an impressive 15

Ametrine is a rare and fascinating variety of quartz formed by the natural combination of amethyst and citrine

Natural Ametrine 7.25 ct – Octagon, Untreated citrine 72 ct ametrine exhibits theThis 7. 25 ct ametrine exhibits the characteristic bi coloration of light purple and light yellow. Its octagon cut presents a clear window into the gem. Ametrine is a variety of quartz, known for this natural union of two distinct colors within a single crystal. The gemstone measures 11. 13x9. 61x7. 86 mm. It is eye clean, indicating the absence of inclusions visible to the unaided eye. It originates from Bolivia, the primary source for this material.