7chjdil ((THORIANITE)), , $25 MINIMUM BID, C K Williams Quarry, Forks, near Easton, Northampton County, Pennsylvania, 4.5 x 4.5 x 2.5 cm, Miniature | |
Black Thorianite crystal in matrix from Pennsylvania. ThO2, name reflects thorium content. ex William Hancock collection. Looks like there are actual crystal faces on the crystal in matrix but probably only the fractures from top of the crystal being in the other part of the matrix and exposed by splitting the rock. |