September 2022
Top ten brands of gold rings
I want to buy a gold ring for my wife. I haven't learned about it before. Who knows what the top ten brands of gold rings are?
How to make fake water without glue and borax
How to make fake water without glue and borax
Changes in gold prices in the past 20 years???
Which friend knows how the price of gold has changed in the past 20 years, and what the price is every year? do you have a price trend chart
Where is the yellow jade precious?
Yellow jadeite, for secondary color, is the color of jadeite is a special variety, the yellow is mainly caused by limonite minerals caused by color. Because there are many secondary minerals, such as brown iron ore, between the yellow jadeite particles or in the cracks, a single secondary mineral will make the yellow more pure, …
Green to black and shiny ink is high quality?
Ink green, as the name implies, is green black jade, black in natural light, such as ink, but encounter transmission light in the back of the light, it sends out a faint green light, visual experience is extremely amazing. The mineral composition of ink is mainly composed of chloropene, which is dark green under transmission …