inclusions

Padparadscha sapphires show a blend of orange and pink colors, one of the rarest of all sapphire color combinations. Padparadschas are some of…

Sunstones contain hematite or goethite inclusions, which reflect light in parallel orientation and create a sparkling sheen in gold to brown…

Albite, usually colorless but sometimes yellow, pink, gray or reddish. Translucent albite is sometime colored green by chrome jadeite. It is…

Feldspars are the most common minerals at the Earth’s surface. In fact, if the entire composition of the Earth’s crust were regarded as a single…

Current Value of Amber Based on Color, Cut, Clarity and Weight

Synthetic spinel is a widely used jewelry stone. Learn how gemologists can identify lab-made flame-fusion, flux, and Czochralski spinels.

A nice Umba sapphire with an interesting mix of colors and good brilliance. It has some inclusions, but they are well hidden and generally not very…

This sapphire is a lot cleaner than most of the Winza stones. It has some small inclusions that are genreally not noticeable without magnfication…

An online guide to Peridot Facet information. Choose Information from tips, guides and tricks for what best fits the criteria for Peridot faceting.…