Үндістан (Үндістан): India is one of the world’s major gem suppliers, rich in diamonds, сапфирлер, beryl, cordierite, Алтын изумрудс, Рубиндер, various garnets, amethysts, olivines, шпиндельдер, and electrical Stone, topaz and opal. Қытай: China is a pearl supplier, and is rich in high-quality olivine, nephrite and sapphire. It also produces aquamarine, турмалин, гранат, slabstone, turquoise and […]
