Ice Obsidian 13x18mm Rectangle - 8-Inch 10x12-12x16 These gauges are often used

These gauges are often used to display dimensional information in science & engineering but is convenient for creative use as well

it's white

Get all the Beadalon Mini Tools in one handy zip pouch

Shiva Eye shells—also known as Pacific Cat’s Eye or Operculum—are the protective "door" of Turban snails

Mica is heat-resistant and does not conduct electricity

Ice Obsidian 13x18mm Rectangle - 8-Inch 10x12-12x16 These gauges are often usedIce Obsidian is a light brown to green to gray volcanic stone. Obsidian is formed when felsic lava cools without crystal growth. It is sometimes used for scalpel blades in cardiac surgery, as Obsidian can be formed into a blade many times sharper than steel surgical blades.