Tanzanite: The December 16th Birthstone of Transformation and Clarity

For those born on December 16th, the birthstone of choice is Tanzanite—a rare and captivating gemstone known for its deep blue to violet hues and its unique trichroic properties. Discovered relatively recently in the 1960s in Tanzania, near Mount Kilimanjaro, Tanzanite has quickly gained a reputation as one of the most beautiful and meaningful gemstones in the world. It is celebrated not only for its striking color and optical effects but also for its symbolic associations with spiritual awakening, transformation, and emotional clarity.

This article delves into the multifaceted nature of Tanzanite, exploring its geological formation, historical significance, cultural symbolism, and practical applications in jewelry. The information presented is drawn from a variety of authoritative sources, ensuring a comprehensive and accurate understanding of this remarkable gemstone.

A Brief Overview of Tanzanite

Tanzanite is a relatively modern gemstone, having been discovered in the early 1960s. It is a variety of the mineral zoisite and is distinguished by its remarkable trichroism—appearing in three different colors depending on the viewing angle: blue, purple, and burgundy. This property, along with its deep and vibrant hues, makes Tanzanite a highly sought-after gemstone.

One of the most notable aspects of Tanzanite is its exclusivity. It is found only in a small area near Mount Kilimanjaro in Tanzania, making it one of the rarest gemstones in the world. This limited geographic source has contributed to its allure and value, ensuring that Tanzanite remains a gemstone of both beauty and scarcity.

History and Lore

The story of Tanzanite is as fascinating as the gemstone itself. Discovered in 1967 by a local Masai tribesman, Tanzanite was initially mistaken for another gemstone due to its unusual color. It was not until 1968 that it was officially recognized as a new gemstone, and by 1974, it had been introduced to the global market. The gemstone was named after Tanzania, its only source, and quickly became a symbol of luxury and rarity.

Tanzanite has since become one of the official birthstones for December, and more specifically, for those born on December 16th. Its adoption as a birthstone reflects its beauty and the positive attributes it is believed to embody, such as spiritual enlightenment, communication, and emotional transformation.

In metaphysical traditions, Tanzanite is considered a stone of transformation and change. It is believed to open the third eye and enhance intuition, helping individuals to achieve a deeper understanding of themselves and their place in the world. It is also associated with clear communication and self-expression, making it particularly valuable for those who seek to articulate their thoughts and emotions effectively.

Geological Formation and Sources

Tanzanite is a variety of the mineral zoisite, which is part of the epidote group of minerals. Its chemical formula is Ca₂Al₃(SiO₄)(Si₂O₇)O(OH), and it is formed under high-pressure, low-temperature conditions. The gemstone is found in metamorphic rocks and is often associated with other minerals such as rutile and quartz.

The only known source of Tanzanite is a small area near Mount Kilimanjaro in Tanzania. This limited geographic origin is a key factor in the gemstone's rarity and value. The mining of Tanzanite is carefully regulated, and efforts are made to ensure that the extraction of the gemstone is done in a sustainable and responsible manner.

The gemstone's trichroic nature is due to the presence of trace amounts of vanadium, which gives it its distinctive blue to violet coloration. The intensity of the color can vary depending on the cut and orientation of the stone. Tanzanite is typically cut in such a way that the most desirable colors are highlighted, ensuring that the gemstone's beauty is fully displayed.

Gemological Properties

Tanzanite is a gemstone that is prized for its beauty and rarity, but it also has specific gemological properties that make it unique. Here are some key characteristics:

  • Hardness: Tanzanite has a hardness of 6 to 6.5 on the Mohs scale, which means it is relatively soft compared to other gemstones. This makes it more susceptible to scratches and damage, so it requires careful handling and appropriate care.
  • Refractive Index: The refractive index of Tanzanite ranges from 1.694 to 1.704, which gives it a moderate level of brilliance and sparkle.
  • Specific Gravity: Tanzanite has a specific gravity of 3.10 to 3.38, which is relatively high for a gemstone of its hardness.
  • Color: Tanzanite is known for its deep blue to violet hues, and it exhibits trichroism, appearing in three different colors depending on the viewing angle.
  • Cleavage: Tanzanite has perfect cleavage in one direction, which means it can be easily split along a specific plane. This makes it important to handle the gemstone with care to avoid damage.

Due to its relatively low hardness and perfect cleavage, Tanzanite is best suited for jewelry that is worn infrequently or with care. It is often set in protective settings that reduce the risk of impact and scratching. Tanzanite is typically cut in such a way that the most desirable colors are emphasized, and it is often treated with heat to enhance its color and clarity.

Symbolism and Metaphysical Beliefs

Tanzanite is associated with a variety of symbolic meanings and metaphysical properties. In metaphysical traditions, it is considered a stone of transformation and change. It is believed to open the third eye and enhance intuition, helping individuals to achieve a deeper understanding of themselves and their place in the world.

Tanzanite is also associated with clear communication and self-expression. It is believed to help individuals articulate their thoughts and emotions more effectively, fostering better communication in both personal and professional relationships. This makes it particularly valuable for those who seek to express themselves more clearly and confidently.

Another key attribute of Tanzanite is its ability to facilitate transformation and change. It is believed to encourage personal growth and help individuals navigate life’s transitions with grace and resilience. This makes it a valuable gemstone for those undergoing significant changes or seeking to move forward in their lives.

Tanzanite is also considered a protective stone that dispels negative energies. It is believed to promote physical and emotional well-being, making it a valuable gemstone for those seeking to maintain their health and vitality. In some traditions, Tanzanite is also associated with spiritual enlightenment and awakening, making it a valuable gemstone for those on a spiritual path.

Care and Cleaning

Given its relatively low hardness and perfect cleavage, Tanzanite requires careful handling and appropriate care to maintain its beauty and longevity. Here are some key tips for caring for Tanzanite:

  • Avoid Exposure to Heat and Sunlight: Tanzanite can fade if exposed to prolonged sunlight or high heat. It is best to store the gemstone in a cool, dark place when not in use.
  • Avoid Harsh Chemicals: Tanzanite is sensitive to harsh chemicals and should be cleaned with mild soap and warm water. Avoid using ultrasonic cleaners or steam cleaners, as these can cause damage.
  • Avoid Physical Impact: Due to its perfect cleavage, Tanzanite is susceptible to chipping or breaking if struck. It is best to avoid wearing Tanzanite jewelry during activities that involve physical impact.
  • Store Carefully: Tanzanite should be stored separately from other gemstones to avoid scratches and damage. It is best to store it in a soft cloth or a padded jewelry box.

By following these care tips, Tanzanite can be enjoyed for many years to come, preserving its beauty and value.

Tanzanite in Jewelry

Tanzanite is a popular choice for jewelry, particularly for those born on December 16th. Its deep blue to violet hues make it a striking and elegant gemstone that complements a variety of settings and styles. Tanzanite is often set in white gold or platinum, which enhances its color and provides a luxurious look.

Tanzanite rings are a popular choice for individuals born on December 16th. The gemstone's vibrant color and trichroic properties make it a standout piece of jewelry. Tanzanite rings can be designed with a single stone or accompanied by diamonds or other gemstones to create a more elaborate look.

Tanzanite necklaces and pendants are also highly sought after. The gemstone's versatility allows it to be used in a variety of settings, from simple solitaire designs to more intricate pieces that incorporate other gemstones. Tanzanite pendants are particularly popular for their ability to make a statement while remaining elegant and timeless.

Tanzanite earrings are another popular choice, especially for those who want to wear the gemstone in a more subtle and refined way. Tanzanite earrings can be designed in a variety of styles, from classic studs to more elaborate drop designs that showcase the gemstone's beauty.

Overall, Tanzanite is a versatile and beautiful gemstone that is well-suited for a variety of jewelry pieces. Its deep blue to violet hues, trichroic properties, and symbolic associations make it a valuable and meaningful gemstone for those born on December 16th.

Conclusion

Tanzanite is a remarkable gemstone that is deeply associated with those born on December 16th. Its unique trichroic properties, deep blue to violet hues, and symbolic associations with transformation, communication, and emotional clarity make it a valuable and meaningful gemstone. Discovered in the 1960s in Tanzania, Tanzanite is one of the rarest gemstones in the world, and its limited geographic source has contributed to its allure and value.

Tanzanite is not only a beautiful gemstone but also a gemstone of significance and meaning. Its associations with spiritual enlightenment, clear communication, and personal transformation make it a valuable gemstone for those seeking to deepen their understanding of themselves and their place in the world. Whether worn as a ring, necklace, or earrings, Tanzanite is a gemstone that can be enjoyed for its beauty and its symbolic value.

For those born on December 16th, Tanzanite is more than just a birthstone—it is a symbol of who they are and the qualities they embody. It is a gemstone that reflects their journey of self-discovery, their ability to communicate clearly, and their capacity for transformation and change.

Sources

  1. The December 16 Birthstone: A Glimpse into Tanzanite, Turquoise, and Zircon
  2. The December 16th Birthstone: Tanzanite
  3. December Birthstone: Tanzanite, Turquoise & Zircon
  4. December Birthstone
  5. December Birthstones: Blue Topaz, Blue Zircon, Tanzanite and Turquoise

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