Quartz quartz incorporated into another crystal as the crystal grows. In Japanese name, it is called intrusion crystal. Highly transparent, carefully crafted Brazilian pieces containing crystals reminiscent of dignified mountain skin. Natural stone: Quartz in quartz Decoration: Orthocrace, Gray Moonstone, Smoky Quartz Silk thread: rattan Adjustment: Smokey quartz (slide adjustment) [About silk] This work uses silk. It is a delicate silk because it is a natural fiber, but it can be used for a long time if it is properly cared for. If you inhale sweat, gently tap it off with a hard squeezed towel. Please note that it is sensitive to water and rubbing. After cleaning, place it in a well-ventilated place and keep it away from direct sunlight.