Special grade product: verde, giallo-verde, with some cracks and impurities, traslucido, and the weight is above 50kg. Prodotto di prima classe: acquamarina, verde chiaro, giallo-verde, with some cracks and impurities, traslucido, and the weight is more than 10kg. Second grade product: acquamarina, verde chiaro, nessuna crepa, a little impurity, and a block weight above 5 kg. Terzo […]
