Special grade product: grön, gulgrön, with some cracks and impurities, genomskinlig, and the weight is above 50kg. First-class product: akvamarin, ljusgrön, gulgrön, with some cracks and impurities, genomskinlig, and the weight is more than 10kg. Second grade product: akvamarin, ljusgrön, inga sprickor, a little impurity, and a block weight above 5 kg. Tredje […]
