Thailandia: zaffiro, rubino, zircon and spinel. India: Rubies, zaffiri, smeraldi, aventurine and garnets. Cina: Jade Hetian (Xinjiang), Dushan Jade (Nanyang, Henan), turchese (Yunxian, Hubei), Xiuyu (Xiuyan, Liaoning), Southern jade (Xinyi, Guangdong), Guanglv jade (Guangning, Guangdong), Plum blossom jade (Ruyang, Henan), malachite (yang, Guangdong). It also produces diamonds, Rubies, acquamarina, cristalli, peridot, amazonite, topazio, coal extract, […]
