"ape-man jade" refers to a kind of green jade gem, named after the lines on the stone look like apes. From the mineralogical point of view, jade itself is not a dangerous substance, so the ape-man jade itself is not dangerous. However, if harmful substances such as acid and oxidant are used in the process of making and processing ape-man jade, it may cause harm to human health.
Jade, also known as jadeite, jadeite and Burmese jade, is a kind of jade. The correct definition of jadeite is fibrous aggregate composed of pyroxene minerals, mainly jadeite minerals.