These pearls exhibit a silky flame-like structure and a porcellaneous luster that make them very attractive.

像女王凤凰珠一样，美乐珠以其独特丝状火焰结构，以器光泽吸引着人们。

With a hardness of approximately 5 and a porcellaneous luster near its lip, the shell exhibits a silky flame structure very similar to the pearl itself.

硬度大约5左右。开口处附状光泽。贝所显现丝状火焰纹结构和美乐珠很类似。