Hematoid Quartz Tumble
Hematoid Quartz, also known as Fire Quartz or Ferruginous Quartz, is a type of quartz crystal with hematite inclusions or coatings that give it a reddish-brown hue.
Hematoid Quartz forms through a process where hematite, an iron oxide mineral, becomes included within or coats the surfaces of quartz crystals. This ty...