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10 awesome blue gems that can chase your Monday blues away

The color blue is one of the rarest colours found in nature. The world of gemstones showcases some of its most beautiful jewels in this shade. From light blue to deep blue, from greenish blue to purplish blue. Blue gemstones have always been nothing short of fascinating for gemstone collectors. Amongst them are some of the rarest blue gems we can find on earth, such as cobalt blue spinel, to something more common like aquamarine. Nevertheless, each blue gem material has its own unique characteristics and properties.

Here are some of them:

We have listed out 10 common blue gemstones that you can find in the market. But these are not the only ones available! Here is a list of some interesting blue gemstones that are getting popular among consumers:

Gem Material Photo Description Localities
Blue diamond 0.73ct, VS2, Fancy Intense Blue diamond cut in heart shape. The colour of this diamond is described as “fancy intense blue”, which is the top range of blue coloured diamonds (next to a fancy vivid blue). Blue diamonds are coloured by the element boron (B) and tend to have very good clarity. South Africa, India, Australia, Brazil, Canada, Indonesia.
Sodalite Rough sodalite in a matrix This gem is in the cubic crystal system and has a chemical composition of Chloric Sodium Aluminium Silicate. Its name refers to its sodium content. Bahia (Brazil), Greenland, India, Ontario (Canada), Namibia, Urals (Russia), Montana (USA).
Angelite Tumbled Angelite Angelite also known as Blue Anhydrite is a mineral first discovered in 1989 by J.I. Koivula and R.C. Kammerling. Anhydrite, which is only found in Peru, is an anhydrous calcium sulfate mineral that can associate itself with Calcites and Halites. Peru
Apatite apatite Apatite can come in a variety of colours such as pink, yellow, green, blue and violet. It is a brittle material that is in the hexagonal crystal system. Apatite cat’s-eye is commonly known. Myanmar, Brazil, Mexico, Austria, Sri Lanka, USA, India, Kenya, Madagascar, Norway.
Benitoite Rough benitoite specimen Only the small crystals are of gem quality. It maybe confused with all the blue varieties of iolite, kyanite, sapphire, spinel, tanzanite, tourmaline and zircon. San Benito, County, California (USA)
Larimar Larimar This gem is the blue variety of pectolite and have been on the market since the 1970s Dominican Republic
Smithsonite One lot of faceted Smithsonite. The chemical composition of this gem is zinc carbonate. It is named after an American mineralogist and may be confused with chrysoprase, hemimorphite and turquoise. Australia, Greece, Italy, Mexico, Namibia, Spain and New Mexico.
Blue Opal A piece of polished blue opal specimen with a cabochon cut gem quality blue opal. They are called Andean Opals in the trade and belong to the group of common opals. These are opals that do not have play of colour. Peru
Feldspar (with blue sheen) Blue sheen shown in this labradorite The varieties in the feldspar group that may show blue sheen as its phenomena optical effects are moonstones and labradorite. The effect is also known as adularescence or labradorescence. Sri Lanka, Myanmar, Brazil, India, Madagascar, USA, Canada, Australia, Mexico, Russia.

Chrysocolla specimen with botryoidal habit and lazurite

Chrysocolla specimen with botryoidal habit and lazurite

Where there is an intergrowth of chrysocolla with turquoise and malachite, the stone is known as Eilat Stone, found near Eilat, Israel. Its chemical composition is a hydrous copper silicate.  Chile, Israel, Congo, Mexico, Peru, Russia, Nevada, Zaire, Indonesia, Taiwan.
Fluorite One lot of fluorite crystals in octahedral crystal habit. Its chemical composition if calcium fluoride and has perfect cleavage. It has low refractive index and has a hardness of 4. Blue John is the fluorite variety, banded with colours and white, from Derbyshire, England. Oberpfak, Bavaria (Germany), Argentina, Myanmar, England, France, Namibia, Austria, Switzerland, and Illinois.
Iolite A 3.48ct faceted iolite with one lot of rough iolite crystals. This gem often has inclusions of hematite and geothite, which may cause reddish sheen or aventurescence effect in the stone. It has a misleading trade name “Water Sapphire”, which confuses with corundum Myanmar, Brazil, India, Madagascar, Sri Lanka, USA.
Kyanite A rough kyanite from Brazil (top) and a faceted kyanite, origin unknown (bottom). This gem material is very difficult to cut due to its directional hardness of 4-4.5 along axes and 6-7 across the crystal. Its chemical composition is aluminium silicate and can occur in various colours such as green, brown and orange. Myanmar, Brazil, Kenya, Austria, Switzerland, Zimbabwe, USA, Tanzania, Australia.


Anhydrite (Angelite) Value, Price, and Jewelry Information - Gem Society,

Gemstones of the World by Walter Schumann, 4th Edition.


Photo Credits:

Far East Gem Institute, Singapore

The King’s Bespoke (a brand under The Gem Capital)