What is the inside of a brilliant gem? Break it! Jewelry, crystal, agate, amber珠宝，水晶，玛瑙，琥珀

gems, agate, crystal, sea glass, ore, gold珍珠，开蚌，珍珠蚌 pearl What is the inside of a brilliant gem? Break it! Jewelry, crystal, agate, amber珠宝，水晶，玛瑙，琥珀