What Is The Rarest Gemstone In The World?

By | October 9, 2023

Have you ever wondered what the rarest gemstone in the world is? It’s a question that has fascinated gem enthusiasts and collectors alike for centuries. The quest to discover and possess these elusive and incredibly valuable treasures has captivated the imagination of many. Whether you’re a jewelry connoisseur or simply curious about the world’s most precious gemstones, read on to uncover the secret of the rarest gemstone in existence and why it holds such allure.

What Is The Rarest Gemstone In The World?

When it comes to gemstones, rarity often adds to their allure and value. People have been fascinated by gemstones for centuries, and their beauty and scarcity have made them highly coveted. Each gemstone has its own uniqueness, but some are exceptionally rare, making them highly sought after by collectors and enthusiasts. In this article, we will explore the world of rare gemstones and reveal the most elusive gem of them all.

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Natural Fancy Colored Diamonds

Diamonds are known for their beauty and durability, but not all diamonds are created equal. Natural fancy colored diamonds, also known as fancy diamonds, are the rarest of the rare. While traditional diamonds are valued for their lack of color, fancy diamonds are cherished for their vibrant hues. These colored diamonds come in a variety of shades, including pink, blue, yellow, and green. The intensity and purity of the color significantly affect their rarity and value. The Gemological Institute of America (GIA) grades colored diamonds on a scale from faint to fancy vivid, with fancy vivid being the most prized. Natural fancy colored diamonds are incredibly rare, and finding one with a deep, intense color is like discovering a hidden treasure.


Jadeite is a precious gemstone that has been highly prized in many cultures, particularly in ancient China. It is a type of jade that is known for its rich green color and silky smooth texture. The beauty of jadeite lies not only in its color but also in its scarcity. While there are various types of jade, jadeite is the most precious and rare. Its rarity can be attributed to its limited geographical distribution and the difficult process of extracting and carving the stone. True and high-quality jadeite can only be found in Myanmar, and due to its scarcity, it is often sought after by collectors and jewelry enthusiasts.

What Is The Rarest Gemstone In The World?

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Musgravite is a gemstone that is so rare that many people have never even heard of it. Named after the Musgrave Ranges in South Australia where it was first discovered, musgravite is an extremely rare mineral belonging to the taaffeite family. It is known for its exquisite brilliance and range of colors, which can include shades of gray, purple, and green. Musgravite is sought after by gem collectors and enthusiasts because of its scarcity and unique beauty. In fact, it is estimated that there are less than eight known gems of musgravite in the world, making it one of the rarest gemstones ever discovered.

Blue Garnet

Blue garnet is a mesmerizing gemstone that is famous for its unique ability to change color in different lighting conditions. This rare gemstone was first discovered in the late 1990s in Madagascar, and its scarcity and color-changing properties have made it highly sought after. Blue garnets appear bluish-green in daylight and purplish-red under incandescent light, creating a fascinating and captivating effect. The color change phenomenon in blue garnets is caused by trace amounts of vanadium and chromium in its crystal structure. Due to its rarity and captivating beauty, blue garnet is considered one of the most elusive gemstones in the world.

What Is The Rarest Gemstone In The World?


Serendibite is a rare gemstone that was first discovered in Sri Lanka, formerly known as Serendib, hence its name. It is an incredibly rare and valuable gemstone known for its intense black to greenish-black color. Serendibite is often mistaken for black spinel or black jade due to its similar appearance, but its rarity sets it apart. This gemstone has a distinct and striking luster and is highly sought after by collectors and connoisseurs. Its scarcity and unique qualities make it a true treasure for those fortunate enough to own it.


Grandidierite is a gemstone that is as rare as it is beautiful. This exquisite gem was first discovered in Madagascar in 1902 and is named after the French explorer and naturalist Alfred Grandidier. Grandidierite is prized for its striking blue-green color, which ranges from pale to deep shades. Its scarcity and limited availability in large sizes make it highly sought after by collectors and gem enthusiasts. The mesmerizing color and exceptional rarity of grandidierite make it one of the most coveted gemstones in the world.

Red Beryl

Red beryl, also known as bixbite or red emerald, is an incredibly rare gemstone that is highly valued for its stunning red color. This gemstone was first discovered in Utah, United States, and its scarcity and unique coloration have made it exceedingly rare and valuable. Red beryl gets its red hue from trace amounts of manganese within its crystal structure. With most red beryl gemstones being less than one carat in size, those over one carat are considered exceptionally rare. Red beryl is a true collector’s gem, and its rarity and captivating beauty make it one of the most coveted gemstones in the world.


Alexandrite is a gemstone that is celebrated for its captivating color-changing properties. This chameleon-like gem can appear greenish-blue in daylight and purplish-red under incandescent light, creating a mesmerizing display of color. Alexandrite was first discovered in Russia’s Ural Mountains in the 1830s and was named after the Russian Tsar Alexander II. Due to its limited availability and remarkable color-changing abilities, alexandrite is considered one of the rarest and most valuable gemstones in the world.


Taaffeite is a gemstone that was once believed to be spinel until its true identity was discovered in the early 20th century. It is named after its discoverer, gemologist Richard Taaffe. Taaffeite is an incredibly rare gemstone that comes in various colors, including lavender, pink, and violet. Its scarcity and unique color range make it highly sought after by gem collectors and enthusiasts. Taaffeite is so rare that only a few hundred crystals have ever been found, making it one of the most elusive gemstones on Earth.


Painite is often referred to as the world’s rarest gemstone. It was first discovered in Myanmar in the 1950s by British mineralogist Arthur C.D. Pain, after whom it was named. For many years, painite held the title of the rarest gemstone in the world, with only a handful of crystals known to exist. Its scarcity, combined with its remarkable beauty, has made it highly sought after by collectors and gemstone aficionados. Although more painite crystals have been discovered in recent years, it remains one of the most elusive and prized gemstones on the planet.


Gemstones have captivated people’s imagination for centuries, and their rarity has only added to their allure. From natural fancy colored diamonds to painite, each gemstone on this list is exceptionally rare and highly sought after by collectors and enthusiasts. Whether it’s the mesmerizing color-changing properties of alexandrite or the intense black to greenish-black color of serendibite, these gemstones stand out for their uniqueness and scarcity. Owning one of these rare gemstones is like possessing a piece of history and nature’s true marvel. So, if you ever have the opportunity to encounter one of these elusive gems, consider yourself lucky and savor the beauty that nature has bestowed upon you.

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Author: marklsmithms1

Hi, I'm Mark, the author of Maura Gems and Jewellery. As a team of qualified gemmologists and goldsmiths, we bring you world-class jewellery at Bangkok prices. With offices in both Bangkok and the UK, we ethically source the finest gemstones directly, eliminating any middlemen. We offer a wide range of stunning ready-made jewellery items in our new online store, available for retail or wholesale. Additionally, we specialize in custom-made jewellery where we can bring any design to life. Whether you're a trade professional or an individual customer, we cater to all. Feel free to email me at mark@mauragemsandjewellery.com or call/WhatsApp me at 07470547636 or +66949355718. Discover our incredible collection by visiting our online store. I guarantee you'll love what you find there!

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