Loose iolite Weight: 2.30 Carats Dimension: 10.2 x 6.8 x 5.3 Mm Origin: India Certificate: On Demand Treatment: Non Shape: Emerald Iolite, also known as "water sapphire" or "Vikings' Compass," is a mesmerizing gemstone with a rich history and stunning appearance. Its name derives from the Greek word "ios," meaning violet, highlighting its characteristic hues ranging from deep blue-violet to light blue. Here's a closer look at this enchanting gem: **Origins and Formation:** Iolite primarily forms in metamorphic rocks such as schist and gneiss, often in association with other minerals like quartz and garnet. It's found in various locations worldwide, including Norway, India, Sri Lanka, Brazil, and Tanzania. **Physical Properties:** Iolite belongs to the cordierite mineral group and boasts a hardness of 7-7.5 on the Mohs scale, making it durable enough for everyday wear. Its crystal structure causes pleochroism, meaning it displays different colors when viewed from different angles, ranging from violet-blue to yellow-gray. **Historical Significance:** Throughout history, iolite has been prized for its navigational properties. Vikings reportedly used thin slices of iolite as polarizing filters to locate the sun on overcast days, aiding in navigation during their sea voyages. This earned iolite the nickname "Vikings' Compass." **Metaphysical Properties:** Beyond its historical significance, iolite is believed to possess metaphysical properties. It's associated with intuition, inner strength, and spiritual growth. Some believe it can stimulate the Third Eye chakra, enhancing psychic abilities and intuition. **Uses in Jewelry:** Iolite's captivating hues make it a popular choice for jewelry. Its deep blue-violet tones resemble the color of tanzanite, offering a more affordable alternative. Iolite is often faceted to showcase its brilliance and pleochroism, appearing particularly stunning in rings, earrings, and pendants. **Care and Maintenance:** To maintain its beauty, iolite jewelry should be cleaned regularly using mild soap and warm water, and avoid exposure to harsh chemicals or prolonged sunlight. Additionally, storing iolite separately from other gemstones can prevent scratching. In essence, iolite's blend of historical significance, metaphysical properties, and striking beauty cements its status as a cherished gemstone in the world of jewelry and beyond.