Ceylon Natural Spinel with amazing blue colour - Danu Group Blue Spinel Collection

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danugroup.lk - Natural Chocolate Brown Zircon from Danu Group Gemstones Collection Unique Chocolate Color from mother nature
Ceylon Natural Brown Zircon
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Zircon is a mineral belonging to the group of nesosilicates. Its chemical name is zirconium silicate, and its…

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2_Natural peach colour Sapphire from Danu Group Gemstones
Natural Peach Sapphire Heart
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Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminium oxide with trace…

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Natural Light Yellow Sapphire Sri Lanka
Natural Light Yellow Sapphire Sri Lanka
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Yellow sapphire is one of the most recognized gemstones in astrology worn for professional success, marital bliss,…

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Natural Light Yellow Sapphire Sri Lanka
Natural Light Yellow Sapphire Sri Lanka
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Yellow sapphire is one of the most recognized gemstones in astrology worn for professional success, marital bliss,…

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Natural Yellow Sapphire Sri Lanka
Natural Yellow Sapphire Sri Lanka
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Yellow sapphire is one of the most recognized gemstones in astrology worn for professional success, marital bliss,…

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Natural Champagne Sapphire - Peach Sapphire Sri Lanka
Natural Champagne Sapphire - Peach Sapphire Sri Lanka
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Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminium oxide with trace…

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Natural Champagne sapphire - peach Sapphire from Danu Group Gemstones
Natural Champagne Sapphire - Peach Sapphire Sri Lanka
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Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminium oxide with trace…

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14_Ceylon Natural Padparadscha Sapphire King sapphire from danu group
Padparadscha Sapphire Sri Lanka
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Orangy Pink Sapphire is called Padparadscha. The name Drive's from the Sinhalese word "padmaraga" " පද්මරාග", meaning…

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20_Natural Padparadscha sapphire king sapphire from danu group
Padparadscha Sapphire Sri Lanka
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Orangy Pink Sapphire is called Padparadscha. The name Drive's from the Sinhalese word "padmaraga" " පද්මරාග", meaning…

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7_Natural Padparadscha sapphire king sapphire from danu group
Padparadscha Sapphire Sri Lanka
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Orangy Pink Sapphire is called Padparadscha. The name Drive's from the Sinhalese word "padmaraga" " පද්මරාග", meaning…

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Ceylon Natural Yellow Sapphire - Sri Lanka
Natural Yellow Sapphire Sri Lanka
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Yellow sapphire is one of the most recognized gemstones in astrology worn for professional success, marital bliss,…

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Best Quality Padparadscha Sapphire Sri Lanka
Best Quality Padparadscha Sapphire Sri Lanka
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Orangy Pink Sapphire is called Padparadscha. The name Drive's from the Sinhalese word "padmaraga" " පද්මරාග", meaning…

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Natural Champagne Sapphire – Peach Sapphire
Natural Champagne Sapphire - Peach Sapphire Sri Lanka
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Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminium oxide with trace…

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natural yellow sapphire sri lanka
Natural Yellow Sapphire Sri Lanka
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Yellow sapphire is one of the most recognized gemstones in astrology worn for professional success, marital bliss,…

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Natural Yellow Sapphire Sri Lanka
Natural Yellow Sapphire Sri Lanka
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Yellow sapphire is one of the most recognized gemstones in Vedic astrology worn for professional success, marital…

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Unheated dark blue sapphire sri lanka stone of saturn
Natural Dark Blue Sapphire Sri Lanka
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Since Saturn rules the nervous system, blue sapphires help problems of the nerves-tension and neuroses-diseases caused by…

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Colour: Blue Shape : Pear Weight : 1.53 cts Dimension : 9.7 x 4.9 x 3.6 mm Treatment : Unheated Clarity : SI • CSL - Colored Stone Laboratory Certified ( GIA Alumina Association Member ) • CSL Memo No : D8989ACE4A36 Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminium oxide with trace amounts of elements such as iron, titanium, chromium, copper, or magnesium. Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminum oxide with trace amounts of elements such as iron, titanium, chromium, copper, or magnesium. Sapphire deposits are found in Eastern Australia, Thailand, Sri Lanka, China, Vietnam, Madagascar, Greenland, East Africa, and in North America in mostly in Montana. Madagascar, Sri Lanka, and Kashmir produce large quantities of fine quality Sapphires for the world market. Sapphires are mined from alluvial deposits or from primary underground workings.   Blue Sapphire and Ruby are the most popular Gemstone in Corundum Family. also, Orangy Pink Sapphire is called Padparadscha. The name Drive's from the Sinhalese word "padmaraga" " පද්මරාග", meaning lotus blossom, as the stone is of a similar color to the lotus blossom. Bi-Color Sapphire from DanuGroup Collection Also, Sapphire can be found as parti-color, bi-color or fancy color. Australia is a main parti-color Sapphire producer. White Sapphire also, White sapphire is a very popular stone to wear instead of Diamond as a 3rd hardness gemstone after diamond ( moissanite hardness is 9.5). Various colors of star sapphires A star sapphire is a type of sapphire that exhibits a star-like phenomenon known as asterism. Also, A rare variety of natural sapphire, known as color-change sapphire, exhibits different colors in a different light. Sapphires can be treated by several methods to enhance and improve their clarity and color. A common method is done by heating the sapphires in furnaces to temperatures between 500 and 1,850 °C for several hours, or by heating in a nitrogen-deficient atmosphere oven for 1 week or more. Geuda is a form of the mineral corundum. Geuda is found primarily in Sri Lanka. It's a semitransparent and milky appearance due to rutile inclusions. Geuda is used to improve its color by heat treatment. Some geuda varieties turn to a blue color after heat treatments and some turn to red after oxidizing. Also, Kowangu pushparaga turns to yellow sapphire after oxidizing. Sapphire Crystal system is a Trigonal crystal system with a hexagonal scalenohedral crystal class. Sapphire hardness is 9 according to the Mohs hardness scale with 4.0~4.1 specific gravity. Refractive index ω          =1.768–1.772 nε =1.760–1.763 Solubility = Insoluble Melting point = 2,030–2,050 °C Birefringence  = 0.008 Pleochroism = Strong Luster = Vitreous Sapphire is the birthstone for September and the gem of the 45th anniversary. Healing Properties of Sapphire Sapphire releases mental tension, depression, unwanted thoughts, and spiritual confusion.  Sapphire is known as a "stone of Wisdom". It is exceptional for calming and focusing the mind, allowing the release of mental tension and unwanted thoughts. Sapphire is also the best stone for awakening chakras. Dark Blue or Indigo Sapphire stimulates the Third Eye chakra. Blue Sapphire stimulates the Throat Chakra. Green sapphire stimulates Heart Chakra. Black Sapphire stimulates Base Chakra. White sapphire stimulates Crown Chakra. Yellow sapphire stimulates Solar Plexus Chakra. Blue Sapphire stimulates the Throat Chakra, the voice of the body. Blue crystal energy will unblock and balance the Throat Chakra. blue encourages the power of truth, while lighter shades carry the power of flexibility, relaxation, and balance. Blue Sapphire can free one of mental anxiety, helps make one detached, and protects against envy. Also, It can be worn for good luck and for protection against evil spirits. Since Saturn rules the nervous system, blue sapphires help problems of the nerves-tension and neuroses-diseases caused by an afflicted Saturn.
Ceylon Natural Blue Sapphire
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• Zodiac Sign : Capricorn, Aquarius• Planet : Saturn Blue Sapphire stimulates the Throat Chakra and Third…

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Natural Suset Light Padparadscha Sapphire Ceylon king sapphire from Ratnapura underground mining danu Group Gemstones
Padparadscha Sapphire Sri Lanka
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Orangy Pink Sapphire is called Padparadscha. The name Drive's from the Sinhalese word "padmaraga" " පද්මරාග", meaning…

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Ceylon Natural Yellow Sapphire   Colour : Yellow Shape : Cushion Weight : 1.20 Cts Dimension : 6.4 x 5.7 x 3.8 mm Treatment : Unheated Clarity : VS • CSL - Colored Stone Laboratory Certified ( GIA Alumina Association Member ) • CSL Memo No : E95EBCCC7D7A Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminum oxide with trace amounts of elements such as iron, titanium, chromium, copper, or magnesium. Sapphire deposits are found in Eastern Australia, Thailand, Sri Lanka, China, Vietnam, Madagascar, Greenland, East Africa, and in North America in mostly in Montana. Madagascar, Sri Lanka, and Kashmir produce large quantities of fine quality Sapphires for the world market. Sapphires are mined from alluvial deposits or from primary underground workings.   Blue Sapphire and Ruby are the most popular Gemstone in Corundum Family. also, Orangy Pink Sapphire is called Padparadscha. The name Drive's from the Sinhalese word "padmaraga" " පද්මරාග", meaning lotus blossom, as the stone is of a similar color to the lotus blossom. Bi-Color Sapphire from DanuGroup Collection Also, Sapphire can be found as parti-color, bi-color or fancy color. Australia is a main parti-color Sapphire producer. White Sapphire also, White sapphire is a very popular stone to wear instead of Diamond as a 3rd hardness gemstone after diamond ( moissanite hardness is 9.5). Various colors of star sapphires A star sapphire is a type of sapphire that exhibits a star-like phenomenon known as asterism. Also, A rare variety of natural sapphire, known as color-change sapphire, exhibits different colors in a different light. Sapphires can be treated by several methods to enhance and improve their clarity and color. A common method is done by heating the sapphires in furnaces to temperatures between 500 and 1,850 °C for several hours, or by heating in a nitrogen-deficient atmosphere oven for 1 week or more. Geuda is a form of the mineral corundum. Geuda is found primarily in Sri Lanka. It's a semitransparent and milky appearance due to rutile inclusions. Geuda is used to improve its color by heat treatment. Some geuda varieties turn to a blue color after heat treatments and some turn to red after oxidizing. Also, Kowangu pushparaga turns to yellow sapphire after oxidizing. Sapphire Crystal system is a Trigonal crystal system with a hexagonal scalenohedral crystal class. Sapphire hardness is 9 according to the Mohs hardness scale with 4.0~4.1 specific gravity. Refractive index ω          =1.768–1.772 nε =1.760–1.763 Solubility = Insoluble Melting point = 2,030–2,050 °C Birefringence  = 0.008 Pleochroism = Strong Luster = Vitreous Sapphire is the birthstone for September and the gem of the 45th anniversary. Healing Properties of Sapphire Sapphire releases mental tension, depression, unwanted thoughts, and spiritual confusion.  Sapphire is known as a "stone of Wisdom". It is exceptional for calming and focusing the mind, allowing the release of mental tension and unwanted thoughts. Sapphire is also the best stone for awakening chakras. Dark Blue or Indigo Sapphire stimulates the Third Eye chakra. Blue Sapphire stimulates the Throat Chakra. Green sapphire stimulates Heart Chakra. Black Sapphire stimulates Base Chakra. White sapphire stimulates Crown Chakra. Yellow sapphire stimulates Solar Plexus Chakra. Yellow sapphire is one of the most recognized gemstones in vedic astrology worn for professional success, marital bliss, improved will power and healthy progeny. It is believed to hold the powers of the planet Jupiter. Jupiter is the heaviest planet in the solar system, hence imparting distinctive powers to Yellow Sapphire over other precious stones. It is known for providing healing powers in the ailments of the kidneys, mouth, rheumatism, cough and fever. Yellow Sapphires are worn in the Index finger of the correct hand on a Thursday morning of the Shukla Paksha (waxing moon).
Ceylon Natural Yellow Sapphire
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 Sapphire was used by the Etruscans over 2,500 years ago and was also prized in ancient Rome,…

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