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

像女王凤凰的一样，美乐以其独特的丝状火焰结构，以瓷器光泽吸引着人们。

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。开口呈瓷状光泽。贝所显现的丝状火焰纹结构和美乐很类似。