Specular Hematite, 40.26 cts.

Sparkles galore! This eye-catching stone is made up of aggregate pockets of tiny specular ("mirror-like") hematite flakes or tabular, anhedral crystals, as well as possible minor traces of Mica.  Flat, polished back with a beveled edge for ease of setting.  Please note: This is a very porous stone! Take care to protect the stone's surface during setting & final polishing to avoid damage to/filling in of air pockets across the surface.  Ultrasonic cleaning is not recommended, as this may cause disintegration. You will receive the exact gemstone shown in photos. Weight: 40.26 carats Length: 25.53 mm Width: 18.90 mm Height: 7.40 mm Gem Species: Hematite —Variety: - Trade Name(s): Specular Hematite, Specularite, micaceous hematite Origin: unknown Enhancement(s): (N) Natural ---------------------------------------------- American Gem Trade Association Gemstone Enhancement Codes Enhancement: Any treatment process other than cutting and polishing that improves the appearance (color/clarity/phenomena), durability, or availability of a gemstone. (N) Natural No modification; natural stones which are not currently known to be enhanced (or currently has no known modification process).