How do I identify Blue Aventurine?

Blue Aventurine can be identified by its hardness of 6.5 - 7 on the Mohs scale, Blue color. Look for these key characteristics when examining specimens.

What color is Blue Aventurine?

Blue Aventurine typically appears in Blue. Color can vary depending on impurities and formation conditions.

How hard is Blue Aventurine?

Blue Aventurine has a hardness of 6.5 - 7 on the Mohs scale. This gives it moderate hardness.

Blue Aventurine

Blue Quartzite

A variety of Quartzite

Easy to obtain

What is Blue Aventurine?

Blue Aventurine is the trade name for a natural stone that's often used in kitchens — including countertops, backsplashes, and other surfaces — as well as for tumbled stones. It makes a great substitute for marble and is said to be more durable. Blue Aventurine comes primarily from Brazil, though it can also be found in Russia and India.

Discover Values

Rarity

3.7out of 5.0

74%

Popularity

3.5out of 5.0

70%

Beauty

3.9out of 5.0

78%

Cultural Value

3.6out of 5.0

72%

Collection Value

3.8out of 5.0

76%

Blue Aventurine Market Value Calculator

Estimate the market value of Blue Aventurine using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.

Blue Aventurine Localities Map

See where Blue Aventurine is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.

Map preview

North ZoneCentral RidgeSouth Basin

Key Characteristics

Composition of Blue Aventurine

Silicate mineral quartz

Health & Safety Information

⚠️Harm Reason: Blue Aventurine in powdered form can be toxic due to its Crystalline Silica content.
⚠️Physical Toxicity: Quartz, silica, crystalline silica and flint are non-toxic materials, but very fine dust containing quartz, known as respirable crystalline silicon (RCS), can cause serious and fatal lung disease. Lapidaries should exercise caution when cutting silica.
⚠️How to prevent the risks of Blue Aventurine?