![]() Originally sourced from Russia, much of today’s demantoid comes from Namibia. With dispersion greater than diamond and a striking, rich green, hue demantoid is one of the most valuable garnets. Demantoid, tsavorite and tanzaniteĪnother gemstone of many colours is garnet, and the standout in the andradite branch of garnet is vibrant green demantoid. Some maxixe-type beryl is also on the market with colour resulting from a carbonate trace compound. ![]() The maxixe beryl’s colour is caused by a nitrate trace compound. The colour is known to fade from deep blue to a yellowish tone in sunlight and strong artificial light or heat in a reasonably short time. Maxixe beryl is the name given to blue beryl with a very dark tone that is almost unnatural, unlike the softer blues of aquamarine. Most commercially-available aquamarines are heat-treated to remove yellow tones and produce a more desirable blue hue. "Loved for its icy sky-blues and cool sea greens, its name originated from the Latin aqua marina, meaning ‘water of the sea’.”Īvailable in large, eye-clean gemstones, aquamarine’s colour and higher carat weights has made it popular, although deeper shades command a higher price. Loved for its icy sky-blues and cool sea greens, its name originated from the Latin aqua marina, meaning ‘water of the sea’. They are usually “oiled” at the mines – a process that uses oil to fill the cracks and inclusion spaces in a technique practised for centuries.Īquamarine is another variety of beryl, and owes its delicate blue-green palette to ferrous iron. To help improve their clarity and colour, emeralds are treated in several ways. The inclusions also make emeralds a more brittle gemstone, often confused with it being soft. However, emeralds can be sourced from many parts of the world, including Russia (the Urals have produced emeralds for more than 100 years), Zambia, Brazil, Zimbabwe, Afghanistan and Ethiopia some emeralds from these mines will rival the best Colombian emeralds.Įmerald typically have many inclusions the French say they have a jardin (garden) inside them. When the colour of beryl is too light to be called emerald, it is termed ‘green beryl’.Ĭolombia remains the major source of emeralds, retaining the best reputation and usually commanding a price premium. ![]() The price drops when accompanied by a bluish tinge, and continues to devalue further when coloured a yellowish tinge from iron impurities. Like sapphire, the vibrant colour of emerald – a form of beryl – has been adored from ancient times.Ĭreated by trace impurities of chromium and vanadium, the intense green colour is the most prized. Sapphires are often heat-treated to remove silk inclusions, thus enhancing clarity and richness of colour. Green sapphires also owe their colour to iron. These impurities absorb specific parts of the light spectrum, and the remaining light reflected to the eye gives colour to the gemstone.īlue is caused by traces of titanium and iron the more iron present, the darker the stone. Sapphire is corundum an allochromatic mineral that derives colour from chemical impurities in the crystal structure. However, paler versions are still in high demand and the teal hue – a mix of blue and green – has also soared in popularity in recent years, with premium specimens sourced from Australia, Nigeria, and Montana in the US. Rich blue Ceylonese gemstones are the most well- known and valuable variety of sapphire, and the standard against which other blue gems are measured. It brings peace, positivity, prosperity, and wisdom when charged with fire or soil energies.Jeweller discovers the chemical and structural causes of colour in captivating natural blue and green gemstones, from Ceylon sapphires to imperial jade. ![]() Its green color is mostly due to the color zoning of blue and yellow colors. SapphireĪnother eye-clean green crystal, Green Sapphire, shows dark or pale green hues with yellow or blue tones. Activate it for these metaphysical benefits by chanting positive affirmations into the crystal. Green Moissanite is a spiritual stone that helps with focus, clarity, inner fire, peace, patience, psychic abilities, and spiritual guidance. It’s often mistaken for Diamonds due to its better clarity and shows cavities, knots, and clouds as inclusions. Typically found within other crystals, Green Moissanite is easily identified from its bluish-green color and double refractions. You can also keep it on your yoga mat for the same benefits. It’s good to stop negative self-talk, impatience, anxiety, hopelessness, and bad luck.Ĭharge Chrysoberyl with your breath by holding it before and after doing Yoga. Did you know Alexandrite is a variety of Chrysoberyl? Apart from Alexandrite, the yellow-green variety of Chrysoberyl is a durable stone with a shiny luster.
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