Polished gypsum - Mâlain, France, 572 grams
Piece from the Mâlain mine in Burgundy, France, showing a nodule of salmon-colored gypsum.This mine, now closed to access, contains rare nodular formations caught in a clayey marl.These nodules can be patiently freed from their matrix, polished and varnished.This 572 gram specimen is 10.2 cm...




















