Black Obsidian Square Coasters (2 Pieces) 3"-5" AVG* menu stars Size: 42 mm

Size: 42 mm

these slices come in a natural stone finish for a unique

The origin of the purple hue can often be traced back to the presence of manganese or iron impurities within the stone

although trace amounts of other elements can turn it a very pale blue or brown

Black Obsidian Square Coasters (2 Pieces) 3"-5" AVG* menu stars Size: 42 mmBlack Obsidian Square Coasters Origin: India Quantity: set of 2 Size: 3" 5" avg Uniqueness Guaranteed: Every gemstone piece is one of a kind so they can vary in size, shape, and color. While we select them at random, they'll be as beautiful as those in the photos. Custom Requests: Have specific preferences? Leave a message with your order, and we'll do our best to accommodate your requests if possible.