Huge polished Heliodor slice (Whitmore Coll.)

Item Description

Heliodor is the golden yellow gem variety of beryl and this is an incredibly large polished slice from the famous Ruggles Mine of New Hampshire! The color is spot-on as rich golden yellow and sections of the slice are very gemmy. Ruggles beryl specimens are rare and heliodor specimens are practivally unheard of! This is a UNIQUE large piece. Six sides of this hexagonal giant are apparent. 704 grams or over 1.5 pounds. The Ruggles Mine was the first commercial mica quarry in U.S. (1803). Ex Robert Whitmore Collection. Value of such an extremely large rarity from this historic US locale?