Ruby stone |
Ear ring |
It is a pink or blooded red colored gemstone. It is the
aluminium oxide. It is red color and due
to the element of chromium. It
means in latin for red and from ruber it comes. There are
other types of corundum are called sapphires.It is the precious stones and
sappire, emerald, diamond also very precious stone. The blood-red color,
brightest is the most valuable .It commands a premium. It is use as traditional
birthstone for july. It may pink or red
.
Physical
properties
Rubies are hardness
and it has Mohs scale of 9.00. It is moissanite. It is alumina and it’s
formula is Al2o3. It has a small fraction of aluminium. It’s ions are replaced
by chromium3. It is light absorption in the yellow green spectrum and formation
of the red color gem.
Color- It has all shades of red such as pink that’s are
rubies. Ruby has a lighter shades as
pink. When it is found as lighter shades
then it is called ruby other wise it’s name is pink sapphire in the
United States.
Natural resource-
Ear ring |
Rubies are found in Burma, India, Thailand, pallin,
Afghanistan, Pakistan, Srelanka. It is also found in Madagascar, Nepal,
Tajikistan, Vietnam etc. It is also found
North Carolina, U.S.states of Montana, South Carolina, Wyoming in few.
Large rubies are found in Greenland. The finest color ruby is dark toned red
and it’s other complication color is orange, purple, pink, pigeon blood, yellow
.
Bracelet |
Uses
and treatment
It is uses for various purpose such as to heat for stones,
remove purple tinge, to improve color, silk and blue patches. The heat
treatments occur at 18oo °C
. It is uses for silk at 1300°C that silk is broken partially and it’s
color is improved.Rough rubies are
uses as pre-polished to eradicate all
surface impurities.With hydrogen fluoride roughness is cleaned. It is uses as
jewellery oraments such as finger ring, bracelet, necklace, ear ring etc.
Famous rubies
The world’s largest and
finest ruby gemstones has famous record in Washington, D,C and it’s weight was 23.1 carats(4.62) Burmese
ruby. It was set with diamonds in a platinum ring. It was donated a businessman
named philanthropist peter buck and in memory of his wife Carmen Lucia. It has
exceptional transparency and it displays a richly red colored saturatedly.
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