High - grade black rutilated quartz has thick hair - like inclusions and a clean crystal. Black rutilated quartz is known as the "Stone of Leaders", a king in attracting wealth and a guardian of fortune. The crystal of black rutilated quartz contains schorl, which can help people focus on their goals, improve decision - making and leadership abilities, and enhance leadership charm. Black rutilated quartz is also very suitable for people who start businesses, department heads, managers, or those who want to break through themselves. People with weak physiques or insomnia can wear black rutilated quartz.