The tanzanite is considered a very beautiful stone, is a mineral composed of silicate hydroxide and other elements, is a variation of illuderita. It is easily recognized by its evident pleochroism; It has shades of burgundy, purple and bluish depending on the alignment of the stone. Another name given to this gem was blue zoisite, but due to marketing reasons, the Tiffany & Co company changed it. The chemical formula of this stone is (Ca2Al3 (SiO4) (Si2O7) O (OH)).
A gold digger who lived in the vicinity of Arusha in Tanzania named Manuel d´Souza, discovered this stone more than sixty years ago. Furthermore, this mineral is considered one of the rarest specimens in the world.
The tanzanite belongs to the sorosilicatos groups. The streak of this mineral can be colorless or white. It has an orthorhombic crystallization system. The characteristic color of tanzanite is violet or bluish, but this can vary depending on the direction in which the stone is observed, there are even some yellow, brown, green, orange, pink and bicolour specimens where green meets blue.
It is not recommended to work this stone with ultrasonic devices, since its hardness is 6.5 on the Mohs scale. The pleochroism it presents can be up to three colors. If it is treated by heating, the blue color will become more intense, which makes it have a greater economic value.
Tanzanite physical properties.
- Color: violet – blue.
- Stripe: colorless – white.
- Luster: glassy, pearly.
- Crystal system: Orthorhombic.
- Crystalline habit: crystals flattened acicularly.
- Exfoliation: Perfect (010) Imperfect (100).
- Fracture: conchoidal.
- Hardness: 6.5 (Mohs).
- Density: 3.10 – 3.38.
- Refractive index: 1.69 – 1.70.
- Birefringence: 0.006 – 0.018.
- Pleocroism: dichroism or trichroism. Present according to color.
It is said that some Masai herders discovered the Tanzanite stone , which was heated due to a fire and it mutated its original colors (brown – gray to crystalline blue). This fact refers to the colors of tanzanite , where it is evident that when the stone is exposed to a strong heat treatment it changes them.
This mineral is linked to the Masai culture, where the blue color was said to be sacred. Formerly Masai women when they gave birth to a child received a blue dress and pearls, and today Masai chiefs continue to adapt this ritual, since women who give birth are given Tanzanite stones , as a sign of good omens. lucky and healthy life.
Main deposit of tanzanite.
Currently, only one natural tanzanite deposit has been found worldwide. The only deposit is located in Tanzania, on a 5 km2 hill near the town of Ausha, on the outskirts of Kilimanjaro.
Various uses of Tanzanite.
The Tanzanite is used for various uses, such as jewelery, collection, meditation, among others. It should be noted that this stone is in high demand in jewelry and by collectors, who use it to make garments and jewelry, including: bracelets, necklaces, earrings, charms, earrings, etc.
Spiritual properties of Tanzanite.
- The Tanzanite is a very emotional stone, with it you can find peace and peace of mind. If you consider yourself a person who has emotional ups and downs and hectic thoughts, this mineral can help you get the calm you need.
- This stone can help you overcome any obsession, which is a harmful feeling for a person, since it attracts negative energies that do a lot of damage. Similarly, Tanzanite is used in gem therapy to treat anxiety, sadness and depression.
- The Tanzanite helps reduce high levels of stress and tension caused by routine and everyday life .
- It stimulates good thoughts and fights depression and sadness.
- Tanzanite vibrations will fill your body with healing vibrations throughout the day.
- It serves as a calming and relaxing when suffering dangerous and stressful situations.
- It helps to have an understanding of reality and the directions that must be taken in life.
- It improves self-esteem, making a better life condition for a person, both personally and professionally.
- The tanzanite makes recover the vital energy and have the joy of living.
- It is recommended to use this stone to combat envy and unfounded jealousy.
- When used in meditation tanzanite helps connect with the higher realms, it also develops psychic gifts.
- It helps in the treatment and prevention of diseases related to the head, pancreas, cardiovascular system, respiratory system and circulatory system, among others.
- Fights coughs, colds, fever and weak bones.
- It is very effective for people suffering from rheumatism, arthritis and joint pain, as well as low back pain and sciatica.
- Encourages recovery from serious illness.
- It regenerates cells and benefits parts of the body such as the heart, liver, spleen, throat, chest, lungs, etc.
- It helps to release toxins from our body.
- It has the ability to reduce swelling.
- It stimulates fertility and cures diseases of the testicles and ovaries.
Care and cleaning of tanzanite.
This mineral does not necessarily require cleaning in an energetic way, since it is not a stone that absorbs negative energies, as a quartz or other energetic stones can. What must be taken into account is that the tanzanite should not be exposed to drastic changes in temperature because it can be damaged.
So to keep it in good condition, it is only recommended to clean it with a soft cloth moistened with water and a little soap, and then thoroughly clean these soap residues that may remain on the stone.
Imitations of Tanzanite.
As we already know, tanzanite is heat treated to achieve the blue color that characterizes it. But it is important to point out that it can be confused with the iolite which is trichroic, the sapphire, the amarista and the spinel; although what distinguishes it from all these other stones are its optical and physical properties.
- As a recently discovered stone, Tanzanite is not found on the zodiac calendar.
- The Association of American Jewelers suggested that Tanzanite , Turquoise, and Zircon join the December group of memorial stones.
- At the Smithsonian Art Gallery of the United States, you will find the most popular Tanzanian in the world.
- The name that was established for the Tanzanian was initially “Blue zoisite”, which was changed by Tiffany´s & Co, since it has a pronunciation similar to “Blue suicide” which means “Blue suicide”.
- According to a Masai legend, the Tanzanite was discovered after a lightning strike and caused a fire, where some yellow-brown stones turned to have a very beautiful blue-violet color.
- Because tanzanite is a trichroic gem, what characterizes it is that it undergoes a heat treatment that gives it that blue color, so that they can be marketed; The tanzanite is originally yellow-brown in color and is then subjected to 500 ° to finish in the blue hue, which does not change over time.
- This stone is insensitive to acids, but in the same way you should avoid cleaning it by ultrasound. The only recommendation when cleaning them is to use soap, water and a soft cloth.
- Between 1967 and 1972, approximately two million carats of tanzanite were mined in the mines , all before the Tanzanian government nationalized these mines.
- The world’s largest Tanzanite weighs 737, 81 carats, followed by another specimen weighing 242 carats called the “Queen of Kilimanjaro.” Also another Tanzanite that is set together with 913 diamonds and 803 garnets in a tiara, which is part of the private collection of Apple executive Mickael Scott.
- In 2003, the Tanzanian government, in an attempt to stimulate the economy and recover profits and stimulate local industry, prohibited the export of Tanzanite to India (the place where most of these gems are carved).
- The company called TanzaniteOne Ltd., in April 2005 announced that it would take control of block C (the main deposit of the deposit), thanks to this the price of crude oil increased progressively as the company established itself in the market.
- Four months after this company took control of block C, the largest Tanzanite to date was found, which weighs 16839 carats or 3.4 kg.
- Due to the exclusivity of this rock, it is located among the highest prices in the market, they have even come to call it the “indigo diamond” due to its rarity.