When it comes to gemstones, many people think that diamonds are the rarest gemstones in the world. But in fact, there are some types of stones that are even more valuable and rare than many times more precious stones. Here are the 12 most expensive gemstones in the world.
Jeremejev is a beautiful pure blue crystal that ranks among the rarest gems in the world . This crystal is named after the Russian mineralogist Pavel Jeremejev after he discovered it in 1883, in Namibia. In nature, this mineral is also pale yellow or colorless, and in an elongated pyramidal shape. It has also been confused with Aquamarine in the past. In early 2005, a 2.93-carat Jeremejev was for sale online for US,000/carat (equivalent to VND42 million/carat).
Opal comes from the Old Roman word Opalus (meaning rainbow color). This cat’s eye gem is classified as rare because Opal comes in all the colors of the other gems combined. Particularly, black opal is the most valuable stone when ranked next to such types as white opal, fire opal… They are also said to have the effect of increasing vision, helping to prevent hair from turning gray. In the world, Australia is considered the country that owns the most Opal-containing mineral deposits (accounting for 95%), the rest are scattered in countries such as Mexico, northern Brazil, two US states of Idaho and Nevada, new found in Ethiopia and Mali.
This gem, priced at ,000 to ,000 per carat (about 63-84 million VND), was discovered in the San Benito River in San Benito, California. That’s why Benitoite has become the state stone of Cali.
One of the most striking features of Benitoite is its brilliant fluorescent glow under UV light.
Although found in the early twentieth century and the chemical composition of Benitoite has been studied for decades, the origin of the color and fluorescence of this stone remains a mystery.
The first Poudretteite stones were discovered in the mid-1960s in a mineral deposit at Mount Saint Hilaire, Quebec. However, this rock was only officially recognized in 1987 and was fully described as a mineral in 2003.
Poudretteite is usually pink, purple, or colorless, with a hardness of 5 to 6 on the Mohs scale. Today, people still find this stone in the Mogok region of Shan State of Myanmar. The price of this stone is about 3,000 USD/carat (about 63 million VND).
This rare red Beryl is mainly mined in the Thomas Mountains and Wah Wah mountains in the state of Utah (USA) and some places in Mexico. In these places, red Beryl is found in the mineral Rhyolite, where gems are crystallized at extremely low pressures and extremely high temperatures, along volcanic fissures and cavities. It can be said that in the world it is very difficult to find rare and natural mineral samples like this red Beryl gem.
Musgravite is one of the newest and rarest gemstones in the world. They are a silicate mineral composed of beryllium (Be), magnesium (Mg) and aluminum (Al). This crystal is named after the Musgrave Mountains in central Australia where they were first found. Later, people continued to find Musgravite on the island of Greenland (Denmark) and in Madagascar. In 1993, two rare faceted Musgravites were found for the first time in Sri Lanka.
This rare, bluish-green mineral is found mainly on the Madagascar peninsula and is named after French explorer and natural historian Alfred Granidier, who was one of a group of people who unearthed a heavy elephant bird skeleton. nearly half a ton in Ambolisatra, Madagascar. The first and only cut stone found until now is in Sri Lanka. It was initially mistaken for the Dragon Serendibite jade and was later acquired by Swiss mineralogist Edward J. Gübelin (1913 – 2005) in May 2000. This stone has a mass of 0.29 carats and has the ability to change color from blue, green to bright white.
This stone was once thought to be the rarest mineral on Earth, and is still considered rare to this day. In 1950, the British mineralogist discovered this stone for the first time in Myanmar. When assessed as a new mineral, it was named after him as Arthur CD Pain. Over the years, only 3 small Painite crystals have been found in the world. Until 2005, there were less than 25 crystals unearthed in Myanmar.
In the world today, garnets are found in many colors such as red, orange, pink, yellow, green, purple, brown, black and colorless. Of these, blue garnets are the rarest, discovered in the late 1990s in Bekily, Madagascar. And some other places in the US, Russia and Türkiye. This gem has the ability to change color from cyan in sunlight to purple under incandescent light. This phenomenon is because in the composition of blue garnet contains many minerals Vanadium – a rare metal with blue, silver, and gray colors. In 2003, a 4.2-carat blue garnet was sold for .8 million.
This gem with an unusually complex chemical formula of calcium, magnesium, aluminum, silicon, boron and oxygen is a blue mineral (cyan), native to Sri Lanka. To date, in the world only 3 cut Serendibite stones have been found, with weights of 0.35 carats, 0.55 carats and 0.56 carats respectively. The first two were discovered by rare-stone expert DP Gunasekera, later acquired by Swiss professor EJ Gübelin. In which, the smallest stone is priced at 1.43 million USD / 1 Cara.
Currently in the world, red diamonds are the rarest minerals discovered in natural gemstones, even very few people have the opportunity to see them directly. This rare gem is not merely crimson or scarlet, but burgundy. Regardless of size and weight, red diamonds are among the most expensive diamonds in the world. Australia’s Argyle mines are home to small quantities of this gem, and every year or two the largest, best red diamond is auctioned for millions of dollars.
Until now, Jadeite jade is still considered the most mysterious, rare and expensive stone in the world. Due to the nature of changing color from blue to red and vice versa, Jadeite is also known as “Wisdom”. This beautiful jade is native mainly to Madagascar. In addition, it is also found in Mexico and the state of California (USA). In 1997, the record price for a piece of jewelry consisting of 25 jadeite stones with a diameter of 0.5mm was sold for US.3 million (equivalent to VND 195 billion).