inclusions

4.6-ct demantoid with horsetail inclusions. © Ildar Latypov Minerals. Used with permission.

Despite their name, “Herkimer diamonds” are actually doubly-terminated colorless quartz crystals found in Herkimer, NY. The…

This 79.80-ct indicolite has inclusions that make it appear like the wind-blown sea. © Ben Day Jewelers. Used with permission.

Dendritic quartz (with tree-like inclusions), citrine, and brown diamond necklace in 18k and 22k gold and oxidized silver. Photo by Alan Jackson.…

This quartz crystal has excellent transparency and black schorl tourmaline inclusions. © Rob Lavinsky, www.iRocks.com. Used with permission.…

Bright gold-colored rutile inclusions make these earrings unique. INSPIRO Delicate Dangle Earrings with Rutilated Quartz. © Martha Seely.…

Colorless quartz with a single greenish blue hexagonal apatite crystal inclusion, 10.67 cts, corner triangle cut, Minas Gerais, Brazil. © Rob…

Sitting at the heart of a diamond spiral, this gem has some visible inclusions, but the bright and vibrant color makes it a great specimen. © Aharoni…

Although this pear-cut eosphorite has eye-visible inclusions, it has a beautiful peachy orange color. Taquaral, Minas Gerais, Brazil, 9.26…