"Please help me identify the coin I've attached. It has been in my family for generations, starting with my great-grandfather's collection. It is a ten-cent coin minted in the 16th year of Emperor Kuang Hsu's reign in the Qing Dynasty, specifically in 1890, at the Fukien mint. I would appreciate it if someone could estimate its approximate value." The diameter of this coin is about 1.9mm, and its weight is 7.2 candareen.