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Category: Minerals

Color Change Sapphire Gemstones: A Rare and Stunning Beauty

Sapphires are one of the most popular gemstones in the world, prized for their color, quality, rarity and durability. However, there is a rare and precious variety of sapphire that is even more special: color change sapphire. What are Color Change Sapphire Gemstones? Color change sapphire gemstones, as the name suggests, are sapphires that exhibit […]

Dunilite – Rare Olivine

Dunilite is a rare olivine group mineral with the corresponding chemical formula Magnesium, Iron, Manganese, Silicate (Mg,Fe,Mn)2SiO4. Long mistaken for green peridot, dunilite was identified in 2000 as a new gem variety from the olivine group. Dunilite- Discovered by Mr. Dunil Palitha Gunasekera in 1996. Dunilite occurs in only one locality called, “Katukubura mountain” Kolonne, […]

Serendibite – Still In Top 10 Extremely Rare List

Serendibite is named after “Serendib”, the old Arabic name for Sri Lanka, where the mineral was found. Serendibite can be found in colors such as pale yellow, blue-green, greyish blue, black. It can be found in Sri Lanka, USA, Canada, Madagascar, Tanzania, Russia, Myanmar. In Sri Lanka, Specially from Kurunegala, Ratnapura, Embilipitiya, Kolonna. • Chemical […]

Demantoid Garnet

Demantoid is the green gemstone variety of the mineral andradite, a member of the garnet group of minerals. Demantoid was discovered in Russia in the early 19th century. In 1854, the noted mineralogist Nils Gustaf Nordenskiöld identified this gem as a variety of andradite garnet. As a rare gem variety, demontoid garnet is highly prized […]

Bi Colour Zircon Sri Lanka

One of the amazing gemstone family known as “zircon”. Zircon has amazing colour varieties with it’s own unique characteristics. There is a zircons what i found from danu group minings Color : Bi Colour ( Light Olive Green & Orangy-Yellow ) Shape : Alluvial broken Half Crystal Clarity : Slightly Included Treatment : Unheated Height […]

Sillimanite

Sillimanite is an aluminosilicate mineral with the chemical formula Al2SiO5. Sillimanite is named after the American chemist Benjamin Silliman (1779–1864). It was first described in 1824 for an occurrence in Chester, Middlesex County, Connecticut, US. It’s well known to gem collectors and highly prized because of its great scarcity. It is Orthorhombic crystal system mineral […]

Interesting Gemstone Only for A Expert Gem Cutter

Fibrolite is a very interesting gemstone among gemstone families. Specially, Some gem cutters hate to cut. If You cut a Fibrolite, You must be a expert gem cutter. It can be seen cleavages perfect. Because of it’s structure It can be broken easily while cutting process and should be carefully in cutting process. But, You […]

Topaz

Topaz is a silicate mineral of aluminium and fluorine with the chemical formula Al₂SiO₄(F, OH)₂. Topaz is found colours such as colourless, blue, brown, orange, grey, yellow, green, pink and reddish-pink. Orangy-Pink and bright yellow to deep golden brown hue topaz are known as Imperial Topaz. Naturally occurring blue topaz is quite rare. Typically, colourless, […]

Hessonite Garnet

Hessonite is a calcium aluminium silicate. It is an orangish-brown version of grossular garnet that is also known as ‘cinnamon stone‘ because of its colour. Hessonite garnet is astrological gem related to Rahu (Moon’s ascending node), which is mainly an elemental and instinctual entity. When badly positioned, this “shadow planet” is characterized by insatiable recognitions and desires together with sense […]