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Category: Stories

Purple Sapphire – Calm colour in Corundum family

Purple sapphire is a very calm and natural attractive color gem variety in the Corundum family. It’s a very popular color variety among gem lovers because of its calm color. Now, The gem is used for engagement rings and other jewelry than in past decades. As a precious gem variety, It has good value in […]

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, […]

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 […]

Negative Crystal Inclusion In Natural Spinel – Danu Group Inclusions Gallery

This is very nice natural violetish grey spinel from city of gem Ratnapura, Sri Lanka. When we found the Rough stone from the the direct source, we didn’t catch the nice negative crystal inclusion in this spinel. This nice negative crystal can be seen centre of the stone under the table. Visit Danu Group Website […]

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 […]