![]() Specific Gravity: Tanzanite has a specific gravity ranging from 3.35 to 3.38.This property affects the gemstone’s brilliance and how light interacts with it, contributing to its overall appearance. Tanzanite typically has a refractive index ranging from 1.691 to 1.700. Refractive Index: The refractive index measures how light is bent as it passes through the gemstone.The crystal structure of Tanzanite contributes to its pleochroism, where the gemstone displays different colors when viewed from different angles. Its crystals have a prismatic shape with well-defined facets. Crystal Structure: Tanzanite belongs to the orthorhombic crystal system.However, it is important to note that Tanzanite is not as hard as gemstones like sapphires or diamonds, so it requires careful handling and protection to avoid scratches or damage. This makes it relatively durable and suitable for jewelry use. Hardness: Tanzanite has a hardness of 6.5 to 7 on the Mohs scale of mineral hardness.Tanzanite with high clarity and minimal inclusions is considered more valuable. The presence of inclusions can affect the transparency and overall appearance of the stone. It may contain inclusions, which are natural internal flaws or tiny mineral crystals within the gemstone. Clarity: Tanzanite can vary in terms of clarity.The intensity of the color is a crucial factor in determining the value and desirability of Tanzanite. The gemstone exhibits a range of shades, from a vibrant blue to a deep violet. Color: Tanzanite is renowned for its captivating blue-violet color.Tanzanite Crystal 10.38 gram, Mirerani Hills Arusha Tanzania (Physical properties It has gained significant popularity among collectors, jewelry designers, and gemstone enthusiasts due to its unique beauty and limited supply. Tanzanite’s striking color, intriguing geological origins, and scarcity have contributed to its desirability in the gemstone market. ![]() Tanzanite’s rarity stems from its geological origins being confined to a specific area in northern Tanzania, which contributes to its limited availability.The formation of tanzanite is associated with the presence of metamorphic rocks and the interaction of fluids rich in elements like vanadium, chromium, and manganese.It is believed to have formed through a combination of heat and pressure during tectonic activities that occurred around 585 million years ago. Tanzanite’s geological formation is unique and fascinating.The mining process involves careful excavation, sorting, and processing of the ore to recover the tanzanite crystals.Tanzanite is primarily mined through small-scale operations, with miners working in tunnels and manually extracting the gemstone-bearing rock.The gemstone’s rarity is due to its exclusive occurrence in a small area of northern Tanzania, specifically the Merelani Hills near the town of Arusha.Tanzanite’s discovery is attributed to a Maasai tribesman named Ali Juuyawatu, who found vibrant blue crystals on the foothills of Mount Kilimanjaro in northern Tanzania.It has a hardness of 6.5 to 7 on the Mohs scale, making it suitable for various jewelry applications.Tanzanite is known for its remarkable trichroism, displaying blue, violet, and burgundy hues in different crystal directions.The gemstone’s color ranges from vivid blue to violet, with pleochroism, meaning it exhibits different colors when viewed from different angles.It was first discovered in the Merelani Hills of Tanzania in 1967 and was named after its country of origin.Tanzanite is a variety of the mineral zoisite, which belongs to the epidote mineral group.Tanzanite’s unique color and rarity have captured the attention of gem enthusiasts and jewelry lovers worldwide. It is considered one of the most captivating gemstones in the world. Tanzanite is a mesmerizing gemstone renowned for its intense blue-violet hue.
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