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Antiques and Collectables from England
NATURAL LOOSE RUBY GEMSTONE 3X7MM MARQUISE CUT FACETED 0.5CT GEM RU40B
Sale price: £
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CHF: Swiss Franc
RUR: Russian Ruble
Superb Natural Gemstone
3x7 marquise 0.5ct faceted gemstone
Colour: Deep red
Clarity: AA lightly included
Treatment: Heat treated
Natural Ruby - for Gemstone collectors,
for Jewellery designers or
for Mystic and positive energy as an amulet
Gold ring (wedding band) not included and shown for size comparing only.
Mohs hardness 9, Specific gravity 4, Refractive index 1.760-1.770. A ruby is a pink to blood-red gemstone, a variety of the mineral corundum (aluminium oxide). The red
is caused mainly by the presence of the element chromium. Its name comes from ruber, Latin for red. Other varieties of gem-quality corundum are called sapphires. The ruby is considered one of the four precious stones, together with the sapphire, the emerald, and the diamond. Rubies have historically been mined in Thailand, Cambodia, and in Afghanistan. Rubies have been found in Sri Lanka. After the Second World War ruby deposits were found in Tanzania, Madagascar, Vietnam, Nepal, Tajikistan, and Pakistan. A few rubies have been found in the U.S. states of Montana, North Carolina, and South Carolina. More recently, large ruby deposits have been found under the receding ice shelf of Greenland. In 2002 rubies were found in the Waseges River area of Kenya.
Prices of rubies are primarily determined by
. The brightest and most valuable "red" called pigeon blood-red, commands a huge premium over other rubies of similar quality. After
follows clarity: similar to diamonds, a clear stone will command a premium, but a ruby without any needle-like rutile inclusions may indicate that the stone has been treated. Cut and carat (weight) also determine the price. All natural rubies have imperfections in them, including
impurities and inclusions of rutile needles known as "silk".
use these needle inclusions found in natural rubies to distinguish them from synthetics, simulants, or substitutes. Usually the rough stone is heated before cutting. Almost all rubies today are treated in some form, with heat treatment being the most common practice. However, rubies that are completely untreated but still of excellent quality command a large premium.
- fosters integrity, devotion, happiness, healing, courage, passion, romance, enthusiasm and generosity. Also evokes warmth, generosity, inspiration, prosperity, high energy, power and leadership ability.
Zodiac gemstone for Capricorn: ruby
Guardian angel Malchediel his talisman stone ruby
modern birthstone - ruby, ancient traditional birthstones: Polish - ruby and Russian - ruby
ancient traditional birthstone Hindu - ruby
ancient traditional birthstones: Hebrew - ruby, Roman - ruby, Arabic - ruby
The Twelve Apostles Christianity influenced the symbolism of gemstones. Specific gemstones were also associated with the twelve apostles. Apostle Andrew associated with the Ruby.
Ruby care: Wash with warm soapy water, Avoid harsh detergents, Ultrasonic and steam cleaning are usually safe.
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