What Is Black Sapphire and Should You Buy It?

Posted on May 22nd, 2023 03:09 PM

You may have come across the name blue sapphire, but "What Is Black Sapphire?" may always be on your mind. Despite the fact that vivid blue sapphire has always been immensely popular, Black Sapphire's fame for its fascinating beauty has been on the rise in these recent years. It is known for the same allure as other black gemstones but is far more durable in use.

Sapphire is the popular name variety of the mineral corundum. This corundum type of sapphire is highly sought-after. Crystalline corundum is an aluminum oxide compound that possesses traceable amounts of other elements, giving a rainbow of color to these magical gemstones. With this presence of chemical elements, sapphires are available in every possible color except red – this red corundum is called ruby.

What Is Black Sapphire?

Black sapphire is a highly opaque stone with dark colors that fascinate and absorb light as it enters the gemstone. Sometimes, its color varies from dark blue to grey. Black sapphires are majorly extracted from Australia & are extracted in bulk quantities.  

Properties of Black Sapphires

properties of black sapphires

A gemstone always has something that makes it stand apart from the rest, read on for the distinctive properties of Black Sapphire that will help you to pick the right one.


Colors variations may depend on concentrations of trace minerals. It is popularly believed that grey to black sapphire is the most fascinating color range. These gemstones with much deeper captivating tones tend to be considered the most sought-after among all colors. This sought-after sapphire includes black, blue, green, pink, and yellow stones. It is not just blue sapphire that is durable but vibrant black, blue, pink, yellow, orange, purple, and colorless sapphires are also incredibly durable natural sapphires.


Toughness and durability

Black Sapphire is highly valued and possesses, along with exceptional toughness, a refractive index between 1.76 and 1.78.

Intense Quality Treatment

Heat treatment is usually used on sapphires to enhance their color and clarity. The heating of the stone leads to the removal of inclusions, giving to a crystalline look. Nowadays, heat treatment is common in most sapphires, while naturally retained colored gemstones are very rare. The overall goal of heat treatment is to reduce inclusions and color zoning while increasing the stone's color intensity and weight.

Quality Assurance

Quintessentially, as a precious stone, Black Sapphires are known for their beauty and rarity. These stunning gemstones attract jewelry enthusiasts with their vivid hue, excellent quality, and everlasting nature. Sapphires range in price from very inexpensive to quite expensive depending on their color, clarity, cut, and carat weight.

Shapes and Cuts

A natural sapphire's shape has an impact on the final shape and size of the gemstone. Ultimate sapphires are typically deep because rough sapphires typically take the form of a barrel or hexagonal pyramid. They are cut into intricate designs that add dimension to the rough stone. Black Sapphire is frequently cut into cabochons by jewelers, meaning it is molded and polished into a flat-based, smooth, generally convex shape.

Assess Tips For Black Sapphire Jewelry

Black Sapphires add a chic and unique look to any embellishment. They range from classic transparent to opaque and mute colorless accents. They do not reflect a lot of light since it appears they absorb most of it. They are ideal for your accessory jewelry because they add a uniform tone and hold high saturation.

In fact, they are a perfect substitute for onyx or any dramatic dark-colored gem. Black Sapphires are a regal choice for those who adore their clothing with dark accent gemstone jewelry.

Astrological Benefits of Black Sapphire Reasons to Choose

Black sapphires are well known for their highly prized aesthetic value and crystalline features. Here are the reasons why Black Sapphires are known for their astrological benefits:

  • They protect you from being confronted with adversity and life's troubles.
  • The other thing that makes you sure is how it defends you from other people's hostile manipulations and bullying.
  • It can guide you towards stress-free career options.
  • It offers you intuitive guidance in resolving complex situations with undeniable empathy. Wear a Black Sapphire if your profession is emotionally stressful and demanding, especially if you are dealing with human tragedy (military or rescue services), where it requires a lot of compassion. It protects you from becoming overly empathic or vulnerable when caring for terminally ill patients.

Read More : Brilliance in Gemstones: An All-Inclusive Guide

Reasons Why Black Sapphires Are The Gemstones You Want:

Black sapphires are valued for money. They're inexpensive enough, along with durability and everlasting.

When exposed to everyday wear and tear, they're tough against scratches. And if you are considering a black and opaque gemstone, this is a perfect choice because sapphire is extremely durable that can withstand everyday wear and tear.

The cost is a major factor to think about. Given how reasonably affordable Black Sapphire is, you should still exercise caution when purchasing one. This alluring stone is usually not particularly expensive, but the setting can drive the price significantly up.

Is Black Sapphire the Same as Black Star Sapphire?

black star sapphire

Black star sapphire has a similar name, but it is an extremely different stone. The star sapphires are known for their unique crystal structures that replicate light in the pattern of stars These black star sapphires are mined in Thailand, Africa, and India. These stones' black color is visible due to the presence of iron and titanium elements in the mineral. There are also a variety of black star sapphires that display pink and purple hues. Black star sapphire is a very expensive gemstone that ranges in high value, and this gem utters its lovers from beauty and rarity.

An Alternative to Onyx?

Due to its black color, Black Sapphire may be confused with onyx. While this gemstone may turn into a successful substitute for onyx, In fact, these gemstones look very similar, onyx is softer, while sapphires are considered the hardest and most durable gemstones with a 9 Mohs scale of 10. Because of this similarity, one may also consider Black Sapphire for a ring and pendant that match the color of onyx.

Care Regime

Sapphires are known to be suitable for daily wear, just like diamonds. However, dirt and grime may collect on your jewelry over time and with regular use, leads to the diminishment of the appearance of even the most priceless pieces over time. Keeping your jewelry shiny for as long as possible is as simple as keeping it clean. Follow these guidelines to preserve the luster of your sapphire jewelry.

  • Use caution when putting on sapphire jewelry. Complete your cosmetics routine before using them. Also, take off your jewelry before removing your makeup.
  • Never wear them while doing yard work, laundry, or cleaning the house. You shouldn't wear jewelry when getting wet, either.
  • Sapphires should not come into contact while using moisturizing agents or harsh chemicals, such as chlorine bleach.
  • Cleaning a sapphire involves rinsing it in warm water with a drop of dish soap. Cleaning them with a soft toothbrush is also a better option.
  • After washing, rinse thoroughly and dry with a soft towel.
  • Keep sapphire jewelry apart from other pieces to prevent any damage.
  • Store your sapphire jewelry in a cool, dark, out of the heat and light.
  • Sapphire jewelry should be cleaned by a professional at least once a year.

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