These samples are rarely found outside of Kimberley, South Africa, but more common versions can be found in several other regions, including Austria, India, Germany, Greenland, Mexico and California. In its green form, however, it's beautiful enough to be considered a rare gemstone. What Makes Enstatite So ValuableĮnstatite isn't an ideal stone for jewelry due to its low rating of five to six on the Mohs hardness scale. The most common variety is known as bronzite because of its brownish color, but green pieces from South Africa or Myanmar are much more rare and costly.

Highlights: Enstatite is a fairly common silicate mineral ranging in color from clear to gray, yellow, brown or green. Measuring over 3 inches across and weighing almost 13 ounces, the semi-translucent stone was valued at $680. This is an example of a raw, natural amblygonite stone found in Minas Gerais, Brazil. The Most Expensive Amblygonite in the WorldĪmblygonite might not look like much to the untrained eye, but a stone of this size is quite a find. Large faceted stones are even less common. What Makes Amblygonite So ValuableĪmblygonite is too soft to use for most jewelry, particularly rings, but vibrantly colored amblygonite stones are prized by collectors, like many valuable collectibles, due to their rarity. Highlights: Amblygonite is usually a light straw color, but it occasionally displays more vibrant shades of yellow, green, blue-green and even lilac. And, yes, this list does include diamonds, emeralds, rubies and sapphires. No matter the reason for their price, here are the 35 most valuable gemstones in the world, ranked by their price per carat weight. More unusual stones, such as black diamonds, are becoming popular and pricey, due to the influence of celebrities wearing them. Some stones, such as aquamarine, have been popular since antiquity, and top-quality specimens command high prices. Their high value comes from their scarcity due to small deposits, huge demand or the fact that they may only be mined in one or two places in the world.

Minerals such as Pezzotaite, which was discovered in 2002, or Musgravite, the first gem-quality stone that was found in 1993, are relative newcomers to the gemstone field.

However, it might surprise you to know that there are precious stones that are rarer and more expensive than these popular ones.Ī number of the most valuable gemstones are new discoveries that have only been found in recent decades. When you think of expensive gemstones, what comes to mind? Most people think of the Big Four: diamonds, emeralds, rubies and sapphires. What are the world’s most valuable gemstones? Most Valuable Gemstones, From Least to Most Expensive

Amethyst gemstone worth