3ecvmt ((RUTILE paramorph after BROOKITE)), $10 MINIMUM BID, M C T C Mine, Magnet Cove, Arkansas, 1.5 x 1.5 x 1 cm, Thumbnail, | |
Thumbnail sized specimen of Rutile after Brookite from Magnet Cove Titanium Mine. Both Rutile and Brookite a Titanium species. ex Clyde Hardin collection. |