2972is PYRITE, Four Metals Mine, Dugway Mtns, Tooele county, Utah, 6.5 x 5 x 4 cm, Large Miniature | |
Three Pyrite crystals in a matrix of hard clay. Do not get wet or the matrix with break down and disintegrate. The Pyrite will come out of the matrix. Because of this matrix, matrix specimens are uncommon. Most specimens are single crystals. |