1.5" Sharp Brassy Golden PYRITE CUBE on 2.8" Marl Matrix Navajun Spain for sale

Here is a knockout specimen featuring a perfect cubic pyrite crystal sitting up on the creamy grayish-tan marl matrix that it grew in. The cube is 1.5" tip to tip and .9" on the longest edge. It is mirror-bright and impeccably geometrical, with undamaged razor-sharp edges and corners. This is a superb matrix specimen from the classic pyrite locality in Spain which produces the finest pyrite specimens in the world.