Quick Specs
- Material: Iolite (gem variety of cordierite)
- Quantity: 1 lb lot of tumbled chips
- Chip Size: 5-8mm (about 0.2 to 0.3 inches)
- Finish: Tumbled
- Color: Violet-blue, slate grey and smoky tan
- Mohs Hardness: 7 to 7.5
Iolite: Violet-Blue Cordierite in Small Chips
Iolite is the gem variety of cordierite, a magnesium iron aluminum silicate. The gem form is clear to translucent, and its color ranges from pale to deep blue, usually with a purplish tinge that comes from iron. The name comes from the Greek word ios, meaning violet. Gem deposits of iolite include Sri Lanka, India, Brazil and Madagascar. Cutters usually facet iolite and often cut it as cabochons, and the gem is rarely treated. On the Mohs scale it measures 7 to 7.5, which is hard enough to hold a polish, and its orthorhombic crystals show a vitreous, glassy luster. The mineral splits easily in one direction, which is called distinct cleavage, so its toughness is only fair, and a sharp blow can split a piece along that plane. In chips that cleavage shows up as small flat, glassy faces beside rougher breaks. Jewelers note that the stone is vulnerable to breakage in rings and other settings that take rough daily wear. Tumbling rounds off the sharpest corners and leaves a pebble-like finish.
The chips in this lot measure 5 to 8mm, about 0.2 to 0.3 inches, small enough to scoop with a spoon and large enough to pick up one at a time. The colors range from deep violet-blue and indigo through slate grey to a smoky, honey-tinged tan, and some chips are glassy and clear while others look milky. The surfaces have a soft, frosted finish with fine pale flecks scattered across many of them, so the pile carries a faint glitter. A few chips show a bright, glassy edge where they broke cleanly, and others look worn smooth by tumbling. The shapes are irregular and softly angular, with a few flat faces and rounded corners. Because the shades vary so much from chip to chip, a pound looks like a mixed handful of twilight colors, and sorting it into piles by shade is part of the pleasure of working with it. A dish of these chips reads as a quiet, cool-toned patch of color on a shelf or an altar.
Practical Ritual Applications
In modern crystal practice iolite is linked with the third eye chakra, and crystal guides connect it with vision and intuition. Chips suit small, flexible layouts. Ring the base of a candle in its holder with a thin circle of them, fill a small glass dish and set it near your deck, or slip a pinch into your card pouch. A line of violet-blue chips along the edge of a grid marks its boundary, and a shallow bowl of them invites you to run your fingers through the chips while you think over a question. Keep a pinch in a small dish on your reading table so the colors are the first thing you see when you sit down. For other stones that crystal guides connect with intuition, browse my intuition and spiritual development stones.
How to Work With Iolite Tumbled Chips
Sort the pound by shade, try a scatter layout, then store the chips with care.
- Sort the Pound by Shade
Pour a scoop onto a white plate and carry it to a window. Sort the chips into piles: deep violet-blue, slate grey, and tan. Tilt the plate slowly and watch how the colors change as the light moves. Return each pile to its own small jar or dish, and keep the bluest chips for display so the most colorful ones show first.
- Scatter a Reading Cloth
Spread a dark cloth on your table and drop a pinch of chips across it from a few inches above, so they fall in a loose pattern. Lay your cards over the cloth or beside the scatter. Gather the chips with a small spoon or a folded card when you finish, and return them to the jar. Repeat before each reading if the scatter helps you settle.
- Handle and Store With Care
Because iolite splits along one direction, chips can break along that plane when they are dropped or squeezed. Keep the lot in a lidded jar or a cloth pouch, and scoop with a spoon where possible. Store the jar on a low, steady shelf. Keep the chips apart from other stones when you carry them, so the corners stay clean and the faces stay unscratched.
The Tarot Fellow Standard
I stock these chips for people who like to work with a small stone in quantity: a dish by the deck, a jar on a shelf, a pinch in a pouch. The colors run from violet-blue to grey and tan, and every pour brings out a different mix, so a pound stays interesting long after the first scoop. Third eye and intuition are crystal-lore meanings, best taken as prompts for your own reflection. Chips in other stones are gathered in my stone and crystal chips collection.
Frequently Asked Questions
Yes, from different viewing angles. Iolite is strongly pleochroic, meaning a crystal shows different colors along different directions. A violet stone can look pale violet, deep violet or yellow-brown depending on the direction of view, and a bluish stone can range from near-colorless or yellow to blue-gray and deep violet. Turning a single chip in the light can bring out a different shade, and chips broken at different angles can differ from one another in the same way.
Yes. Iolite can be cleaned with warm water, mild dish soap and a soft brush, then patted dry. Boiling, steam and ultrasonic cleaning are best skipped, and iolite can take only gentle handling because of its cleavage. Rinse a handful of chips in a small bowl or a sieve and dry them on a cloth.
Crystal guides pair iolite with the third eye chakra, called Ajna in Sanskrit and placed between the eyebrows, and with vision and intuition. Charles Leadbeater's 1927 book The Chakras added the rainbow colors that crystal charts use today, and the third eye is drawn in indigo, close to iolite's violet-blue. The match between stone and chakra is a modern convention, useful as a prompt for reflection.
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