These are calibrated diamond cut gemstone beads, also known as micro cuts. The many facets gives these gemstones maximum sparkle. These micro cut, A grade, Iolite beads measure 7mm. Surely, you could use some of these A grade Iolite beauties in your stash. The color is a translucent indigo and a hint of gold. This beautiful stone is also known as "water sapphire". Iolite possesses an array of healing properties including; detoxification, assisting in the healing of nerves and eyes, and enhancing digestion. Very importantly, Iolite is said to shrink fatty deposits. Now, that's a fine quality for a stone to have.