Large Dodecohedral Crystals with Striations and Black Sphalerite (var. Marmatite) Influence from Ancash Peru 16

Description

Extremely Rare Large Dodecohedral Crystals with Striations and Black Sphalerite (var. Marmatite) Influence. Sphalerite is a mineral and ore of zinc. When the iron content is high, sphalerite forms an opaque black variety called marmatite. This rare and one-of-a-kind old stock piece is from the Ticapampa Mining District, Recuay Province, Ancash, Peru. This Pyrite specimen is mounted with mineral tack on an acrylic display stand that is 2 inches square by ½ inch thick with chamfered edges. Extra mineral tack will be included in case you wish to change the display angles. This specimen is from the E&L Roth 35-year-old Collection.

This specimen weighs 7.5 oz or 0.47 lb (212g) and measures 2.2 x 1.9 x 1.4 inches (5.6 x 4.9 x 3.5 cm)

Shipping weight on this with acrylic base is 9oz and measures 5 x 5 x 5 inches plus packing materials