Obsidian is really an earth-stone, activating the root chakra and grounding you in the connection into the Earth. It clears the aura of damaging Electrical power, and can be useful for scrying. Tiger Iron is blend of Tiger Eye, Red Jasper, and Hematite, which makes it a robust grounding stone. https://donovannjfdc.blogproducer.com/37083461/facts-about-gemstones-cape-town-revealed