tint A hint of color, not sufficiently saturated to be a hue.
tissue nucleation The use of mantle tissue from a donor mollusk to stimulate the growth of a pearl. A tissue-nucleated pearl is a non-nucleated cultured pearl.
The tint of the red stones varies considerably in depth; jewellers term them, when pale, pink sapphires, but, of course, no sharp distinction can be drawn between them and rubies.
G.F. Herbert Smith, 1913 ...
a brownish tint in a pink diamond usually decreases its value, and makes it a more affordable gemstone
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Colour: The tint of the diamond. For more information see The 4 Cs of Diamonds
Crown: The upper surface of a cut diamond.
CT or CTS: Carat Total Weight of a diamond.
Diamonds with a tint of brown are also relatively common.
Generally speaking, the more colorless the diamond the more valuable. In that regard, the color grade of a diamond is a measurement of rarity. Rarity is directly linked to value.
color grading scale is used to grade "colorless" diamonds, those showing varying shades of yellow, gray or brown tint. The most desirable are the truly colorless stones, which receive a grade of D.
Manganese can be added in small amounts to remove the green tint lent by iron, or in higher concentrations to give glass an amethyst colour.
Also, heat-treated forms can often be distinguished from natural citrine by their red tint (a quality of all heat-treated gemstones).
The most prized tint is blood red or crimson known in the trade as "pigeon's blood" red. The colour of this corundum varies, however, according to the geographical locality of the mine.
Fluorescence pertains to a diamonds reaction to ultraviolet light, and this is significant to market value only to the degree that particular stone's fluorescence affects its tint color.
Cape - (a) A broad range of diamond color grades that show a distinct yellow tint face up (except for small stones in the top part of the range).
Diamonds of yellowish tint may be improved in color by the use of high-power radium. At present the latter is so rare and costly that there is no evidence of its commercial use for this purpose.
While teamed up with yellow gold, the metal leaves a yellow tint on the colorless diamond and this can bring down the value of the piece.
Now to return to that big diamond, a notable example of its kind, that I set for Pope Paul, and which I had only to tint, because the setting was already made.
Mix some two-part glue and tint it with pigment to match the glaze. Add in some talc, blending it until the mixture acquires the consistency of cloy.
Diamonds with a color grade of D, E or F are considered colorless; G, H, I and J are near colorless; K, L and M have a faint yellow tint; N, O, P, Q and R have a very light yellow tint and S, T, U, V, W, X, Y and Z are light yellow.
The pyrope garnet has a deep red color with a tint of purple. They are also a brownish red color (similar to the almandite variety.) The elements for coloring a pyrope garnet is magnesium-aluminium.
Fluorescence: When expose to ultraviolet light, a diamond may exhibit a more whitish, yellowish, or bluish tint, which may imply that the diamond has a property called fluorescence.
Even the pink variety with a tint of red is classified as sapphire. The finest quality of ruby is the one that is intensely saturated, pure red with no overtones of brown or blue.
The GIA scale starts with D for perfectly colorless stones, and gives a Z color grade to diamonds having a noticeable yellow tint, with every letter between indicating the many gradations possible.
Cobalt A lustrous, magnetic, silvery-white metal with a blue tint. Cobalt has been detected in Egyptian sculpture and Persian jewelry dating all the way back to third millennium BC, and in Chinese artifacts dated as early as AD 607.
Color is only one of the four C's so even when a stone has a visible tint, such as K or above, it can still be very lovely if it has good clarity and cut.
Cape: A broad range of diamond color grades for stones that show a distinct yellow tint. The term originally referred to the Cape of Good Hope, South Africa.
With its beautiful bluish-green tint, aquamarine glimmers and shimmers in earrings, pendants, rings and more. It is perhaps the most overlooked of all fine gemstone jewelry.
The term CRYSTAL must have been derived from crystal glass and indicates a very slight yellow tint. In the color stages TOP CRYSTAL and CRYSTAL even a less experienced specialist can - under a suitable light source discern a yellow tinge.
These gems from Colombia are celebrated and prized for their shiny, vivid green color which is unadulterated by any blue tint.
This fluorescent effect can be beneficial to a diamond that has a yellow tint, as the blue fluorescence will cancel out some of the yellow, making the diamond appear "colorless," but the diamond will have a dull, ...
When the color inclines to a violet tint, the stone is often called Syrian Garnet, a name said to be taken from Syriam, an ancient town of Pegu.
FEMININE. Rubies of a pale tint.
FERROUS. Any mineral substance having a considerable portion of iron in its composition.
FIRE. Term applied to the lustre and brilliancy of gems, pre-eminently the diamond, and secondarily the opal.
The very name aquamarine brings to mind the limpid, clear blue tint of the sea. Legend says that it is the treasure of mermaids, with the power to keep sailors safe at sea.
A gradation or variety of a color; tint: pale hues
The property of light by which the color of an object is classified as red, blue, green or yellow in reference to the spectrum
Color: all hues of the rainbow ...
In other words, hue is described as the shade, tint or sensation of a color.
White gold has a slightly yellowish tint that may be more noticeable depending on the percentage of gold in the metal. White gold is traditionally rhodium plated to give it a crisp, sparkling white appearance.
White Gold - The en vogue color of the younger generation, white gold uses silver-colored alloys (silver, zinc or nickel) to decrease the yellow tint of gold.
Rose gold - Alloy of gold and copper, producing a red tint.
Safety Catch - One means of securing a brooch to a garment.
Sand Casting - Using molds to form cavities in casting sands that are then poured with molten gold.
Rose gold: An alloy of gold mixed with copper, which gives it a red tint.
Rose Quartz: A translucent milky pink variety of Quartz.
Rotating bezel: A bezel that can be turned to perform different timekeeping and mathematical functions.
Cobalt
Cobalt is a lustrous, magnetic, silvery-white metal with a blue tint that is rarely used in jewellery making. However, the term cobalt is commonly used to describe the deep, lustrous blue colour of beads made from other materials ...
Diamonds that fall in the K-M color grade range have a faint yellow tint. Diamonds in the N-R range have a very light yellow tint and S-Z are light yellow.
Trade name for diamonds showing distinct yellow tint as seen "Face Up".
Carat Weight
Unit of weight for diamonds and other precious stones. A Metric Carat = .200grams = 100 points.
Those suitable for gem use (~20%) usually have some yellow tint, due to the presence of a small amount of contaminating nitrogen.
Champagne diamonds - Champagne diamonds have a tint of brownish body color and the term champagne is an alternative way of describing brown diamonds.
Champagne Diamonds
Clarity ...
The yellowish tint is less noticeable in a yellow gold setting, so one might see a slightly lower quality color diamond set in yellow gold.
Luster Luster is how the light reflects off of a mineral. If the mineral has a metallic tint and is completely opaque (even around the edges), then it has a metallic luster. Examples include:
Copper
Pyrite
Galena ...
It is sometimes confused with the more costly aquamarine - yet whereas aquamarine sometimes has a greenish-blue or bluish-green tint, blue topaz will always look blue or bluish gray.
I Color is probably the most common Diamond Color on the market (most Diamonds have a yellow tint). I Color is everywhere! And that's because it's still a Near Colorless Diamond and when mounted, it still hides most of its Color.
Diamonds are ranked on a scale from "D" (colorless) to "Z" (noticeable tint of color, typically yellow or brown). Diamonds with saturation greater than "Z" color are considered Fancy Colored Diamonds and are graded on a separate scale.
However in a white diamond, the presence of a yellow tint will lower the price of a diamond. The less body color in a white diamond, the more true color it will reflect, and thus the greater its value.
Adularia: A common type of moonstone, usually set as a cabochon. It is semi-translucent with a white and blue tint. Adularia was very popular in Art Nouveau jewelry.
Adventurine: A common misspelling of Aventurine.
While stones from localities such as Kyauk Pyat That retain their rich blue hue in various orientations, those from Chaunggyi and Painpyit take on a greenish tint when the c axis is not exactly perpendicular to the table.
A ‘D' color is the top color grade (colorless) and a ‘Z' - would mean that stone has a noticeable tint of color, typically yellow.
A pearl with basically white body color. Can range in tint from white, cream, yellow, and golden to pink, green, blue, and silver.
White-lip oyster ...
Diamond Color
One of the 4Cs that measures the amount of body color (tint) in a diamond on a scale from colorless to yellow/brown or gray.
Like many of the fancy shaped diamonds with corners, Marquise diamonds with a borderline near colorless color grade may exhibit a slight yellow tint in the corners of the gem.
Return from Marquise Diamonds page to Loose Diamonds page ...
Topaz comes in many colors such as blue, yellow, pink, brown, green and colorless. Most of these varieties are not very expensive, even in good quality.
Dark yellow with reddish tint "Imperial" topaz is rare, and demands much higher prices.
Aquamarine
Aquamarine is a gemstone-quality transparent variety of beryl, having a delicate blue or turquoise color, suggestive of the tint of seawater.
more info ...
The weight of the diamond was about 139 ½ carats according to Tavernier but it is also believed that it was of 137.27 carats. The gem had a yellowish tint and was cut on 9 sides in the shape of a shield.
White Gold - Usually an alloy of yellow gold, copper, nickel, and zinc that results in a white colored metal. Since this is yellow gold alloyed to appear "white," it has a slightly yellowish tint until it is plated with rhodium, ...
Sapphires can be found in all shades of blue, from a light, sky blue to a deep, piercing cerulean. The sapphire attains its blue tint from the mineral titanium. Sri Lankan sapphire mines produce some of the best blue sapphires in the world.
irradiated diamonds Artificially treated to enhance or change the color of a diamond by way of bombardment. These treatments are commonly used on diamonds that have an undesirable tint, to improve their value and salability.
Natural citrine is pale yellow to pale orange, much lighter than the heat-treated material which is dark orange-brown to reddish-brown. All of the heat-treated material has a red tint, while natural citrine does not.
 See also: Stone, Color, Jewel, Gemstone, Diamond
  
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