Ruby gemstones are some of the
most valuable of all gems.
Ruby is a red variety
of the mineral family corundum.
history, the Ruby
has been considered one of the most valuable gemstones because it has
everything a precious stone should have - glorious colour, excellent
hardness and outstanding brilliance.
The most famous pair
of shoes in Hollywood was named after this gemstone - Dorothy’s ruby
slippers in Wizard of Oz.
ohkylel @twitter via Flickr.com
The name Ruby comes
Latin for red, although Rubies are found in a wide range of reds,
pinkish, and purplish-brownish, and the finest colour being the pigeon
blood found in Burmese mines.
By christina rutz via Flickr.com
All natural rubies have imperfections, including colour impurities and
inclusions of rutile needles known as "silk".
the justified sinner via Flickr.com
clear or almost clear stone will command a premium, while a ruby with
no needle-like inclusions usually indicates the stone is synthetic.
Today are more usually heat treated to enhance the stone.
Jarno via Flickr.com
rubies show a 3 or 6-point star which occurs when light is reflected
off the inclusions and this is one example where inclusions increase
the value of a gemstone.
Orbital Joe via Flickr.com
The occasional Ruby has been known to show colour changes.
By the justified sinner via Flickr.com
ancient and medieval period the Mogok mines were controlled by Burmese
kings therefore all stones were part of royal treasury.
Tom Goskar via Flickr.com
also occur in Australia, Tanzania, Madagascar, Vietnam, Nepal,
Tajikistan, and Pakistan America, Greenland, Kenya, and Mozambique.