The black sapphire is by far one of the most fascinating gems that exist in nature. Though there are many other colors of sapphire, black is without a doubt the most mysterious variety for good reasons.
In this article, we will talk about what is a black sapphire, how much it is worth and if you should buy one for your jewelry collection. Enjoy!
What is a black sapphire?
The black sapphire is a variety of sapphire, whose color is black instead of the typical blue. In fact, the word “sapphire” comes from the Greek word for blue and refers to the bluish-purple color of these gems.
Black sapphire properties
Black sapphire is a type of sapphire that has been named specifically because of its black color. There are also other types of stones which are known to possess similar characteristics, like black onyx, black spinel and black diamond, and they are at times mistaken for black sapphires.
It is made of corundum and is the hardest natural substance (9 on the Mohs scale of hardness) after diamonds and the extremely rare gem moissanite.
Sapphire colors
What color is black sapphire? Though most people think sapphires are blue, a sapphire can be any color but red. Black sapphires have a color range from charcoal to deep black, with the best stones being very dark.
Besides a limited range of main colors, the black sapphire often has hues of blue, purple, and even sometimes orange seen within the stone.
What is rubellite? Rubellite jewelry, meaning, healing properties and uses
The black sapphire is by far one of the most fascinating gems that exist in nature. Though there are many other colors of sapphire, black is without a doubt the most mysterious variety for good reasons.
In this article, we will talk about what is a black sapphire, how much it is worth and if you should buy one for your jewelry collection. Enjoy!
What is a black sapphire?
The black sapphire is a variety of sapphire, whose color is black instead of the typical blue. In fact, the word “sapphire” comes from the Greek word for blue and refers to the bluish-purple color of these gems.
Black sapphire properties
Black sapphire is a type of sapphire that has been named specifically because of its black color. There are also other types of stones which are known to possess similar characteristics, like black onyx, black spinel and black diamond, and they are at times mistaken for black sapphires.
It is made of corundum and is the hardest natural substance (9 on the Mohs scale of hardness) after diamonds and the extremely rare gem moissanite.
Sapphire colors
What color is black sapphire? Though most people think sapphires are blue, a sapphire can be any color but red. Black sapphires have a color range from charcoal to deep black, with the best stones being very dark.
Besides a limited range of main colors, the black sapphire often has hues of blue, purple, and even sometimes orange seen within the stone.
The stone is often opaque, and the luster can range from sub-metallic to vitreous.
Size
Black sapphires are found in various sizes, with some of the largest ever mined coming from Australia. Most of the sapphires that are said to be truly black are mined in Eastern Australia.
Structure
This beautiful stone forms in a variety of different crystal structures, among all of which a hexagonal crystal system is most common. The typical crystals that form in this system are known as “lonsdaleite”.
Cutting
Black sapphires are sometimes cut in briolette cabochons. This cutting technique will help to prevent less-desirable colors and patterns from being seen in the jewelry works. Many black sapphires contain inclusions too, which are often bubble-like in nature.
For more information to click here :- hematite stone
Origins of the black sapphire stone
Most black sapphires exist in nature, though synthetic ones do exist as well. The best black sapphires are mined in Australia, with the Gabriola mine being an especially famous mine for producing some of the world’s best stones.
Many large black sapphires are also mined in Thailand, which is known to be a good source for them. Some of the finest large and extremely dark purple-black sapphires come from that area.
0
0
0
