Архиви на етикети: Какво е “земя”

какво прави 925 mean on gold What is the “земя”, “вода” и “семе” на Jadeite?

Jadeite is a very common type of jade in the jewelry market, and its quality is identified by the so-called land, вода, and species. “Earthrefers to the background color of jade, или “bottom”, which is a description of the condition of the substrate to which the color of jade is attached. The north called […]