Beautiful Pyrite Cube Navajun Spain 52g rhombohedral crystals Yellow core with Barite

Yellow core with Barite

Front is exceptional

This is a sensational pair of Laguna Agate specimens

This is a fascinating Vanadinite specimen with deep red and red-orange hexagonal prism crystals from Mibladen

almost black or dark green with speckled milky white patches of white Fluorite

Beautiful Pyrite Cube Navajun Spain 52g rhombohedral crystals Yellow core with BariteExhibited is a well formed, beautiful higher quality** crystal specimen with attractive mirror like metallic luster and fascinating growth patterns on faces. 48 grams. 1. 42" x 1. 66" x 1. 46" or 36. 2mm x 42. 3mm x 37. 1mmLargest Cube = 0. 62" or 15. 8mmPyrite is a beautiful iron sulfide (disulfide) mineral found in many geological formations from sedimentary deposits to hydrothermal veins and as part of metamorphic rocks. Named in antiquity from the