15hh.er ((4 ARKANSAS THUMBNAILS)), $20 MINIMUM BID, All Magnet Cove, 4 thumbnails | |
4 Thumbnails from Magnet Cove, Arkansas from Clyde Hardin collection from old stock. A Rutile Paramorph after Brookite, a single Brookite crystal, a black lustrous octahedral Perovskite perched on a group of Magnetite crystals, and a group of brown Anatase cystals on dark brown Magnetite crystals. |