Nuclear electromagnetic pulse (NEMP), as a result of a nuclear explosion. A variant of this is the high altitude nuclear EMP (HEMP), which produces a secondary pulse due to particle interactions with the Earth's atmosphere and magnetic field. Non-nuclear electromagnetic pulse (NNEMP) weapons. Lightning
Central American cultures would sometimes hold jadeite against their sides to help cure ailments, which is why the Spanish called jadeite piedra de ijada, meaning stone for the pain in the side. On the other side of the world, the Chinese called jade yu, meaning heavenly or imperial and has been found in the tombs of some Shang dynasty kings and other important figures.
Jadeite. Amazonite is a gemstone variety of the feldspar group of minerals. There are two main subgroups of feldspar, potassium feldspar (orthoclase and microcline) and plagioclase feldspar. Amazonite is a green microcline variety of potassium feldspar and there are only a handful of closely related gemstones.bout Amazonite-History and Introduction. Amazonite is also known as the Amazon Stone. It is a gem quality variety of green microcline, belonging to the feldspar group of minerals. The feldspars are a fairly homogenous group of rock-forming tectosilicates that make up nearly 60% of the Earthâs crust.