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  • Diamond wedding rings, fine gemstones and other jewelry
    Light Yellow Color The most prized and most valuable are the Colorless D F with most commercial diamonds that you will find in jewelry stores fall into the G H I range When you look at diamonds in this range face up it will look colorless to you Colored diamonds are now a very important part of the Jewellery business as they offer something different but are still the hardest gemstone known to man and therefore wear exceptionally well There are both natural and color enhanced treated diamonds that you will see in jewellery Natural Colored diamonds other than Brown Black or Grey are rare and usually are very expensive with a Fancy Vivid Pink being the most valuable Colored diamonds are graded face up using Hue Tone Saturation and Depth of Color and grading ranges from Faint to Fancy Deep One of the most famous Natural Colored Diamonds is the The Hope a Fancy Deep greyish Blue that weighs in at 45 52 carats The diamond has a long history from the 17th century and has been owned by many famous people including Louise XIV Henry Philip Hope Evalyn Walsh McLean and Harry Winston who in 1958 donated it to the Smithsonian Institute in Washington D C where is on public display today For most of us the cost of Natural Colored Diamonds can be prohibitive however we can still purchase treated diamonds that show stunning colors The most common and stable of these treatments today is irradiation as it penetrates the diamond and is usually permanent The only caution is to make sure that the goldsmith that does any repairs on the ring knows the diamond is treated as heat from a soldering torch can impact the color Irradiation is safe as today s process makes sure there

    Original URL path: http://www.truros.ca/truros/resources/natural_or_enhanced_colored_diam.htm (2014-10-22)
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  • Ametrine is one of the world
    in Ametrine is due to the presence of iron in different oxidation states within the crystalline structure Exactly how this comes about is not fully understood The world s only source of Ametrine the Bolivian Anahi mine became famous in the 17th Century when a Spanish Conquistador received it as a dowry after marrying an Ayoreos princess named Anahi Ametrine has only been readily available to the consumer market since

    Original URL path: http://www.truros.ca/truros/gemstones/ametrine.htm (2014-10-22)
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    of great healing and meditative powers Amethyst is also believed to purify the energies of the mind body and spirit It is believed that Amethyst holds the power to change anger into tranquility it is also believed that Amethyst is a protective gem that bounces off psychic attack reverting negative energy into positive As a gemstone of great healing and meditative powers Amethyst is also believed to purify the energies

    Original URL path: http://www.truros.ca/truros/gemstones/amethyst.htm (2014-10-22)
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  • Aquamarine has long been associated with its ability to capture oceanic energy
    clear thoughts and promotes self expression Its calming effects make it a popular gemstone for those who practice meditation as it is also believed to eradicate fears and phobias Brazil has been the world s major supplier of Aquamarine for decades The infamous Marambaia area is one of the most important sources of fine Aquamarine in the world However today several African nations including Nigeria Mozambique Zambia and Madagascar provide

    Original URL path: http://www.truros.ca/truros/gemstones/aquamarine.htm (2014-10-22)
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    intaglio signet rings were particularly popular Agate is believed to cure insomnia ensure pleasant dreams protect from danger promote strength healing and a bold heart Wearers are believed to become temperate continent and cautious In antiquity Agate was regarded as cooling gem capable of reducing fever quenching thirst quieting the pulse and ensuring good health and a long and prosperous life Agate is formed in a unique way and many

    Original URL path: http://www.truros.ca/truros/gemstones/agate.htm (2014-10-22)
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  • Citrine is a golden yellow form of quartz that takes its name from
    was used as a protective talisman against the plague bad skin and evil thoughts Citrine promotes creativity helps personal clarity and eliminates self destructive tendencies Citrine was commonly used as a charm against snakebites and other venomous reptiles Amongst its many medicinal uses Citrine is believed to aid digestion remove toxins from the body and be useful in the treatment of depression constipation and diabetes Citrine occurs naturally in proximity

    Original URL path: http://www.truros.ca/truros/gemstones/citrine.htm (2014-10-22)
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    known is also available in a wide variety of colors Nearly as hard as Ruby and Sapphire the optical properties are high and CZ has good brilliance Despite its near stranglehold on the simulant Diamond market for the last two

    Original URL path: http://www.truros.ca/truros/gemstones/cz.htm (2014-10-22)
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    apple green It is known for its reflected light effect called chatoyancy This is achieved by cutting gems that have very small parallel silk inclusions into cabochons As the gem is rotated it exhibits a distinct silvery white line across its dome that seems to open and close like a cat s eye Fine Cat s Eye Chrysoberyl may be yellow yellowish green or golden brown In the finest qualities

    Original URL path: http://www.truros.ca/truros/gemstones/chrysoberyl.htm (2014-10-22)
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