Where is tourmaline most commonly found?
Last Update: May 30, 2022
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Asked by: Schuyler Mohr
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Localities. Gem and specimen tourmaline is mined chiefly in Brazil and many parts of Africa, including Tanzania, Nigeria, Kenya, Madagascar, Mozambique, Malawi, and Namibia.
What country has the most tourmaline?
Much of the world's tourmaline comes from deposits in Brazil. Other producing countries include: Mozambique, Madagascar, Namibia, Tanzania, Afghanistan, Pakistan, Russia, and the United States. Tourmaline crystals often form in pegmatites.
How common is tourmaline?
The most common occurrence of tourmaline is as an accessory mineral in igneous and metamorphic rocks. It often occurs as millimeter-size crystals scattered through granite, pegmatite, or gneiss. In this mode of occurrence, tourmaline rarely makes up more than a few percent of the rock's volume.
Is tourmaline an expensive gem?
The prices of tourmaline vary tremendously, depending on the variety and quality. Most expensive are the Paraíba tourmalines, which may reach tens of thousands of dollars per carat. Chrome tourmalines, rubellites and fine indicolites and bi-colors may sell for as much as $1000/ct. or more.
Where was tourmaline first found?
The History of Tourmaline. The stone was first discovered by Dutch traders off the West Coast of Italy in the late 1600's or early 1700's. At the time, these green tourmalines were assumed to be emeralds. It wasn't until the 1800s when scientists realized that these stones were their own species of mineral.
Tourmaline Buyer's guide
Which tourmaline color is best?
Bright, pure tones of red, blue and green are generally the most valued, but the electric vivid green to blue shades of copper-bearing tourmaline are so exceptional that they are in a class by themselves.
How can you tell if tourmaline is real?
Observe your pink tourmaline under a bright artificial light. Genuine tourmalines change color under artificial light, displaying a brownish undertone. If your stone is billed as a pink tourmaline and it does not display this undertone when exposed to artificial light, then you are likely looking at a fake gemstone.
What power does tourmaline have?
Tourmaline has been said to be a stone of reconciliation, a stone that fosters compassion and cool headedness, radiates the energy that attracts money, healing and friendship, and is used for grounding purposes, to stabilize, and reaffirm our Earth roots.
How can you tell if Chrome has tourmaline?
Identifying Chrome Tourmaline
A Chelsea filter will show flashes of red or orangey red when viewing chromium-rich stones. In many cases, scratch testing can help identify chrome tourmaline among other similar green materials, such as chrome diopside, sapphire and spinel.
How can you tell if black tourmaline is real?
Black tourmaline is incredibly hard. Try doing a scratch test if you aren't sure that your stone is tourmaline. A very sharp needle will be able to scratch hard plastic, but not tourmaline. If the needle easily leaves a mark on the stone, it is unlikely that the stone is real black tourmaline.
Is tourmaline precious or semiprecious?
Tourmaline is a group of mineral species, transparent to opaque that virtually come in all colors. A classic example of a “semi-precious” stone being much rarer than other “precious” stone is the variety called “Paraiba”, after the name of the state in Brazil where originally was found towards the end of the eighties.
Does tourmaline scratch easily?
First, Tourmaline sits moderately high on its level of durability. On the hardness scale, Tourmaline ranges from 7.0 – 7.5, making it scratch resistant to matters that fall at a lower number than 7.
How do you get tourmaline?
The best-developed tourmaline crystals are found in pegmatites and metamorphosed limestones in contact with granitic magmas, as well as certain sedimentary deposits. Gem-quality pegmatites are found in the United States (Southern California, Connecticut and Maine), Brazil, Elba, Madagascar and the Ural Mountains.
Which country has the best crystals?
The sole producer of the rare and prized Paraiba Stones, Brazil is also famous for the huge productions of Topaz, Citrine and Amethyst stones. In addition to it, Brazil is also a major producer of Emerald stone, Alexandrite, Cat's Eye, Tourmaline, Aquamarine, Garnet and Opal.
What does tourmaline look like?
Tourmaline has a variety of colors. Iron-rich tourmalines are usually black to bluish-black to deep brown, while magnesium-rich varieties are brown to yellow, and lithium-rich tourmalines are almost any color: blue, green, red, yellow, pink, etc. Rarely, it is colorless.
Which country has best gemstone?
- Colombia. Biggest Producer of: Emeralds, 70-90% contribution to the total world's supply. ...
- Africa. Prominent producer of: Diamonds. ...
- Madagascar. Biggest Producer of: Sapphires along with a vibrant variety of other precious gems. ...
- Sri Lanka. ...
- Myanmar. ...
What is the difference between green tourmaline and chrome tourmaline?
Chrome tourmaline is distinguished from the more common and less vibrant green tourmaline by its chromium content. Collectors can test for chromium content with a Chelsea filter. Under the filter, stones that contain chrome will show flashes of red or orangy red. Common green tourmaline is colored by traces of iron.
Where is chrome tourmaline found?
Chrome tourmaline is actually a distinct green tourmaline variety called chrome dravite, found in East Africa. Chrome tourmaline is often associated with tsavorite garnet in mining locations.
How much is a tourmaline stone worth?
These multicolor stones are popular with collectors and high quality specimens sell for prices in the range of $300 to $600 per carat. Other colors of tourmaline tend to be less expensive, but any fine material with vivid color can be quite valuable, especially in larger sizes.
Can I wear green tourmaline everyday?
Aside from being approved by royalty, tourmaline ranks at a 7-7.5 on the hardness scale, making it durable enough for daily wear. Aquamarine – (7.5-8): This watery blue stone is actually in the same family as emerald; both are variations of the mineral beryl.
Is pink tourmaline a protection stone?
Tourmaline is a semi-precious stone that comes in a wide range of colors. ... It comes in colors of black, pink, green, purple, rainbow, watermelon, and others. The meaning of Tourmaline is protection and grounding.
What is the luckiest stone?
Aventurine, known as the Lucky gemstone, Carnelian, the luckiest stone in meeting your ambitions. Citrine The abundance gemstone, also known as the merchants stone, Clear Crystal Quart, the Master crystal of power, dispels the negative energy field.
What does a pink tourmaline look like?
Pink tourmaline comes in an assortment of shades, ranging from pale light pink all the way to bright, hot pink. Tourmaline crystals are prismatic and may grow either long and slender or thick and columnar. The mineral can be seen in either raw, opaque or transparent formations.
Is tourmaline a natural gemstone?
Tourmaline is the most colorful of all gemstones. It occurs in all colors, but pink, red, green, blue and multicolored are its most well-known gem colors. Scientifically, tourmaline is not a single mineral, but a group of minerals related in their physical and chemical properties.
How do you clean raw tourmaline?
Warm, soapy water is the best method for cleaning tourmaline. The use of ultrasonic and steam cleaners is not recommended.