That's great! I will add your wechat name later, 3ks for your kindness and warm-hearted.
Yea, I also heard that the African opal is fragile and easy to crack, someone even said just 2 years that would happen, but some of my friends has some Opals, most seems like mine, is not damage so far when they bought them 2 or 3 years before. It really depends.