Heat treatment is used to either develop or intensify a ruby s natural color.
What color is a natural ruby.
Trace elements that become part of the mineral s crystal structure cause variations in its color.
Chromium is the trace element that causes ruby s red color.
Natural ruby stone is rough and dull.
The exquisite red color of ruby exudes the class and elegance.
The finest ruby has a pure vibrant red to slightly purplish red color.
When determining the quality of ruby based on its color the hue saturation and tone must always be taken into account.
The most valuable ruby gemstones are a dark red known as blood red or pigeon blood.
A natural ruby color coordinates.
The way this works is quite technical.
But you get an idea of why people heat treats rubies.
This is no longer a natural ruby and it sells for a fraction of the cost of a natural ruby.
The following are common named colors inspired by rubies.
Natural b this category accounts for over 50 of natural gemstones.
Color is the most significant factor affecting a ruby s value.
Ruby is a dark red or reddish pink that is inspired by the color of ruby gemstones.
The name ruby is derived from the latin word ruber which means red.
This is one of the colors in the ral color matching system a color system widely used in europe.
Displayed at right is the color ruby red.
Are the ones that were formed over time by the components of the earth crust.
The color of a ruby is due to the element chromium.
This makes ruby one of the most important gems in the colored stone market.
And in order to enhance its overall beauty it is treated in different ways.
Thus it is being widely worn as a substitute for the diamond.
For those deciding between which to purchase take a look at our guide for the facts of each and decide what works best for you.
Heat treatment can also improve the clarity of a ruby by removing or reducing inclusions and making them less visible.
And i will not be explaining it in this guide.
The word ruby comes from ruber latin for red.
In most markets pure red colors command the highest prices and ruby with overtones of orange and purple are less valued.
Heating is also a method that is being used to improve the quality of the ruby stone.
In its purest form the mineral corundum is colorless.
Arguments for lab created vs natural ruby gemstones and jewelry is well documented.
If you can find any gas bubbles in a ruby then most likely it is not a natural ruby.
The ral color list originated in 1927 and it reached its present form in 1961.
However rubies come in a variety of colors from bright red to dark pink.