What is Black Onyx Gemstone?

The semi-precious Black Onyx gemstone belongs to a Silicate mineral family group, and it has a parallel banded group of Chalcedony. It is said to be a microcrystalline quartz, and they are formed in the larva gas cavities. It has the appearance of full black or black with white stripes. Few varieties of these stones are soft and fragile, while others have the durability of diamonds. 

It is believed as the stone of protection, grounding, self-control, and self-confidence. In Western and Vedic astrology, this stone is believed to be associated with Saturn, the birthstone of the zodiac sign Leo is Black Onyx.

Black Onyx Gemstones

What are the properties of Black Onyx Stone?


Black Onyx, the variety of Onyx, is a silicate mineral. The Quality of Black Onyx is moderately hard, ranging from 6 to 7 of its durability. The quality can be determined by analyzing its origin, the possessing colours, the weight, the attracting cuts and the presence of inclusions.


The natural Onyx colour is black and white. Sometimes it has shades of black, whitish black, blackish white and gray. They are uniformly distributed on the gemstone. Few Black Onyx specimens have stripes or band patterns on their surface as inclusions.


Black Onyx has minor inclusions. Some black Onyx gemstones even have no inclusions. They have a clear lustre without any pits or scratches on their surface.


Brilliant, mixed, and step are the basic gemstone cuttings. Gemstone cuttings are vital in attracting customers. The black Onyx is mostly cut in cabochon. The popular cuts of these black onyx gemstones are Round, Oval, Pearl, and Marquise.


The kind of jewellery, quality, type, cuts, colour, shape, hardness, etc., establishes the price per carat of these Black Onyx gemstone beads. For enquiries related to the price per carat, visit Nation Facets.

Where is Black Onyx Stone found?

Black Onyx is found in Brazil, India, Madagascar, Mexico, and the United States. Significant deposits are in Brazil and India. It is often found in association with other minerals such as sapphires and rubies in Madagascar. In the US, it's found in California, Arizona, and Montana.

What are the Benefits of Black Onyx

Gemstones enhance astounding energies and bewildering benefits for the wearer. 

Astrological Benefits

In Western and Vedic astrology, this stone is believed to be associated with Saturn and the birthstone of the zodiac sign Leo. It helps in bringing understanding, healing, and harmonious relationships between couples. It enhances protection and guides us from the evil-eyes. 

Emotion and Psychological Benefits

Wearing black Onyx helps us to recover from sorrow, depression, grief, stress and so on. It promotes emotional healing and builds positivity and hope. If we are stuck in a loop of past relationships, it draws us away from those thoughts and makes magic in our mind and makes us run in a fortunate path. It plays wonders in healing sentimental wounds and broken trust and makes us fresh human beings.

It acts as an aid against negative energy and pessimistic thoughts. It makes us enhance stability, focus and the energy to rise above our stress and anxiety. It develops emotional resilience and keeps us motivated to reach our goals. This ideal gemstone boosts memory and enhances the focus on studies for students. It soothes our minds and releases bad thoughts and pessimistic thoughts. 

Physical Benefits

It helps to cure eye-related issues such as retinal damage, refractive errors, cataracts, amblyopia, glaucoma, diabetic retinopathy etc. It also cures age-related macular degeneration issues in the eyes. Dental-related issues such as tooth cavities, periodontal issues, oral cancer etc., are also cured by this amazing gemstone. Epilepsy and foot problems include athlete’s foot, toenail fungus, corns and calluses etc. It can also deal with rickets, bone marrow infections, bone density, bone cancer, lack of deficiency in bone and other bone-related issues. 

Chakra and spiritual benefits

This bewildering gemstone is connected to the root chakra. The root chakra enhances focus and stability as the basis of survival. The spiritual benefits include the regulation of free-flowing energy. It makes us attempt to reach the spiritual realm. The dispersing benefits of this gemstone help in spiritual awakening.

Where to buy Black Onyx Stone?

You can buy black onyx material from various sources, such as:

Also, while you choose to buy black onyx gemstone online be sure to purchase from reputable sellers to check the quality and authenticity to ensure that it is genuine stones.

At National Facets, we strive to produce the finest quality of beautiful gemstones.  We offer a wide variety of premium-quality Natural Gemstones on the internet.

Frequently Asked Questions

Q: Who should wear Black Onyx?

A: Zodiac signs Leo and Capricorn can wear Black Onyx for its enduring benefits and healing properties. It is associated with Saturn and brings understanding, healing, and harmonious relationships between couples. It enhances protection and guides us from the evil-eyes. 

Q: What is the worth of Black Onyx?

A: The worth of the Black Onyx is determined by its cuts, eye-clean clarity, carat, color, and durability. The price ranges from Rs 100 to 1000 per carat. 

Q: What is Black Onyx stone good for?

A: It helps in improving our decision-making and enhances us to master our features. It absorbs negativity and provides physical and mental stability. It elevates sorrows and makes us understand one's intuition. 

Q: What powers does Black Onyx have?

A: It relieves stress and builds emotions; enhances stamina, strength, self-control, and self-confidence; taps intuition; increases realms; controls anger, etc.  

Q: How can you identify a real Black Onyx?

A: Fine cuts, eye-clean clarity, carat and color, and durability are the main factors determining the quality of Black Onyx. Also, look keenly for the parallel banded stripes without other fractures and inclusions. There are many synthetic Black Onyx sold in stores, and they analyze their factors before buying.

Q: Is Black Onyx waterproof?

A: It is a porous stone that absorbs water when not cared for and cleaned properly. Do not wear it while performing water tasks.

Q: Differentiate Black Onyx and Black Diamond?

A: Black Onyx and Black diamond are similar only in their colors. They both have different compositions. The hardness of black Onyx is 6 to 7, while the hardness of a black diamond is ten on the Mohs scale. Black diamonds have numerous inclusion, whereas black Onyx has only one inclusion, i.e., Parallel banded white strips. Black Onyx is lesser in price when compared to Black diamonds, and black diamonds are rarer than black Onyx.

Q: Which metal should be paired with Black Onyx?

A: Undoubtedly, platinum suits well with Black Onyx. Emerald, zircon, hematite, and Moonstones are also other combinations. You can style your accessories according to your preferences.

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