While putting things into his bag, Brother Qi said, "Jade that is as transparent as glass is called glass-type jade. You see, it is of very fine quality, with very dense particles. It is the best quality jade. It comes from an old pit, so it is called old pit glass-type jade." In fact, all glass-type jade comes from old pits, so it is often called "old pit glass-type" in the industry. Old pit glass-type jade is the essence of mountains and rivers for billions of years. It is hard to come by. … Continue readingChapter 116: Old Mine Glass Jade