[DOC] [TLE] Guide to Gemstones - Colors & Meanings | Wixon Jewelers [PAR] The value of the gemstone increases as the color change becomes more ... 
Aquamarines are found in a range of blues; from a pale pastel to a greenish-blue 
to a deep color. ... to create these colors are rare, making them scarce and highly 
prized. .... The color Pigeon Blood Ruby red, is not associated with the color of a... [DOC] [TLE] 6.10 Carat VS Deep Color Pigeon Blood Ruby - Gem Rock Auctions [PAR] 6.10 Carat VS Deep Color Pigeon Blood Ruby. Gemstar items ... Purchasers, 
tend to prefer the beauty that results from the treatment of these gems. Please 
read... [DOC] [TLE] Ruby Quality Factors - GIA [PAR] These untreated and heat-treated rubies show a range of darker and brighter red 
colors. ... The highest-quality rubies have vivid color saturation. ... Some gem 
dealers debate the borderline between ruby and pink sapphire. ... Historically, the 
term pigeon's blood described the red to slightly purplish or pinkish red color of
... [DOC] [TLE] Ruby Value, Price, and Jewelry Information - International Gem ... [PAR] Fine quality rubies are some of the most expensive gems, with record prices over 
$100,000 per carat. ... As a result, even these smaller stones are relatively high in 
value. ... Very Good Color .5 to .75 carat .75 to 1 carat, 1 to 2 carats, 2 carats plus 
.... They have the coveted, near perfect coloring known as pigeon blood red,... [DOC] [TLE] Ruby: The gemstone Ruby information and pictures [PAR] The most preferred color is a deep blood red with a slightly bluish hue. ... Many 
Rubies on the market are from Thailand, and these Rubies have a ... A Ruby 
displaying asterism is known as a "Star Ruby", and if transparent can be very 
highly prized. ... known. Rubies must be have good transparency to possess gem 
value. [DOC] [TLE] Types of Gemstones - Evergreene Jewelers [PAR] Precious Gemstones are highly valuable for their Hardness and Rarity ... 
Although there are many exceptions to this classification, but these terms are still 
in use. ... The most prized tint is blood red or crimson known in the trade as '
pigeon's blood' red. ... Color - Purple, Pale lavender to deep reddish purple, 
bluish violet [DOC] [TLE] Tanzanite Color - How it Affects Value - Lapigems [PAR] The more saturated a color is in a Tanzanite, the more valuable. ... As you will 
see from the video, these stones have a very vivid, extremely intense color. ... A 
stone that is dark because of overly high levels of tone is not the same as a 
Tanzanite ... them, they know the value of the few crystals of this grade they mine 
annually. [DOC] [TLE] Ruby - Wikipedia [PAR] A ruby is a pink to blood-red colored gemstone, a variety of the mineral corundum 
(aluminium oxide). The red color 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 brightest and most valuable "red" called 
blood-red or "pigeon blood",... [DOC] [TLE] Ruby - International Colored Gemstone [PAR] And red is also the colour of the ruby, the king of the gemstones. ... For thousands 
of years, the ruby has been considered one of the most valuable gemstones on 
Earth. ... Only red corundum is entitled to be called ruby, all other colours being ... 
as 'pigeon-blood-red', but the term 'Burmese colour' is a more fitting description. [DOC] [TLE] How Gemstones Get Their Colors And What Makes Them More ... [PAR] The deepest or richest colors are the most valuable and expensive stones. ... 
while the color known, as "pigeon's blood" is the darkest and richest red available
, ... topaz, deep red corals are the most precious and valuable gem stones 
existing. ... These days, people prefer a lighter garnet, or a lighter purple 
amethyst, as it

Question: The most highly valued of these gems are a deep color known as pigeon blood
Answer: rubies