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Why Buy Onyx Stone From GemFame?
We Have Various types of Colors, Shapes, Sizes, Pairs, Lots, Cut Stones and Cabochons in Onyx stone at reasonable price. Onyx is also comes in Parallel Color Bands, Black Onyx, White Onyx, Red Onyx, Green Onyx, Blue Onyx Etc.,
About Onyx Stone
Onyx stone is an ancient gemstone, Have been using in jewelry and as an ornamental gemstone for carvings since antiquity. Onyx has traditionally been one of the most important engraving and cameo gemstones, where its most common form was a black base with a white upper layer. Although still used a minor gemstone today, the significance and value of Onyx has been diminished as compared to ancient times.

When Onyx is banded black and white, it can be jointly classified as both Agate and Onyx. However, many require Onyx to have banding in roughly parallel lines, whereas other forms of Agate can have wavy or concentric forms of banding.

Properties of Onyx Gemstone

Chemical Formula
SiO2

Color
White, Black, Banded, Red, White, Blue, Brown

Hardness
7

Crystal System
Hexagonal

Refractive Index
1.54 – 1.55

SG
2.63 – 2.65

Transparency
Translucent to opaque

Double Refraction
.009

Luster
Vitreous

Cleavage
Indiscernible

Mineral Class
Quartz (Chalcedony)

Onyx

Green Onyx (Akik) Gemstone 5.37ct India

 537
SKU: AK03322
Colours

All Colours, Green

Origin

All Origins, India

Shapes

All Shapes, Octagon

Weight

5 – 5.99 ct, All Weight

Gem Type

All Cut Gems, Faceted

Black Onyx Gemstone 5.05ct India

 505
SKU: AK03290
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

5 – 5.99 ct, All Weight

Gem Type

All Cut Gems, Faceted

Black Onyx Gemstone 5.02ct India

 502
SKU: AK03289
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

5 – 5.99 ct, All Weight

Gem Type

All Cut Gems, Faceted

Black Onyx Gemstone 5.43ct India

 543
SKU: AK03288
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

5 – 5.99 ct, All Weight

Gem Type

All Cut Gems, Faceted

Black Onyx Gemstone 4.85ct India

 485
SKU: AK03287
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

4 – 4.99 ct, All Weight

Gem Type

All Cut Gems, Faceted

Black Onyx Gemstone 5.36ct India

 536
SKU: AK03286
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

5 – 5.99 ct, All Weight

Gem Type

All Cut Gems, Faceted

Black Onyx Gemstone 5.06ct India

 506
SKU: AK03285
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

5 – 5.99 ct, All Weight

Gem Type

All Cut Gems, Faceted

Black Onyx Gemstone 5.38ct India

 538
SKU: AK03284
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

5 – 5.99 ct, All Weight

Gem Type

All Cut Gems, Faceted

Black Onyx Gemstone 5.08ct India

 508
SKU: AK03283
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

5 – 5.99 ct, All Weight

Gem Type

All Cut Gems, Faceted

Black Onyx Gemstone 5.03ct India

 503
SKU: AK03282
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

5 – 5.99 ct, All Weight

Gem Type

All Cut Gems, Faceted

Black Onyx Gemstone 7.08ct

 1,062
SKU: AK00650
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

7 – 7.99 ct, All Weight

Gem Type

All Cut Gems, Cabochons

Black Onyx Gemstone 7.32ct

 1,098
SKU: AK00649
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

7 – 7.99 ct, All Weight

Gem Type

All Cut Gems, Cabochons

Black Onyx Gemstone 7.73ct

 1,159
SKU: AK00648
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

7 – 7.99 ct, All Weight

Gem Type

All Cut Gems, Cabochons

Black Onyx Gemstone 18.77ct

 2,815
SKU: AK00647
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

15 – 19.99 ct, All Weight

Gem Type

All Cut Gems, Cabochons

Black Onyx Gemstone 11.71ct

 1,756
SKU: AK00645
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

10 – 14.99 ct, All Weight

Gem Type

All Cut Gems, Cabochons

Black Onyx Gemstone 12.93ct

 1,939
SKU: AK00642
Colours

All Colours, Black

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

10 – 14.99 ct, All Weight

Gem Type

All Cut Gems, Cabochons

Onyx (Akik) Gemstone 9.83ct

 983
SKU: AK00640
Colours

All Colours, Brown

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

9 – 9.99 ct, All Weight

Gem Type

All Cut Gems, Cabochons

Onyx (Akik) Gemstone 9.26ct

 926
SKU: AK00639
Colours

All Colours, Brown

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

9 – 9.99 ct, All Weight

Gem Type

All Cut Gems, Cabochons

Onyx (Akik) Gemstone 9.05ct

 905
SKU: AK00638
Colours

All Colours, Brown

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

9 – 9.99 ct, All Weight

Gem Type

All Cut Gems, Cabochons

Onyx (Akik) Gemstone 9.79ct

 979
SKU: AK00637
Colours

All Colours, Brown

Origin

All Origins, India

Shapes

All Shapes, Oval

Weight

9 – 9.99 ct, All Weight

Gem Type

All Cut Gems, Cabochons

Why Buy Onyx Stone From GemFame?
We Have Various types of Colors, Shapes, Sizes, Pairs, Lots, Cut Stones and Cabochons in Onyx stone at reasonable price. Onyx is also comes in Parallel Color Bands, Black Onyx, White Onyx, Red Onyx, Green Onyx, Blue Onyx Etc.,
About Onyx Stone
Onyx stone is an ancient gemstone, Have been using in jewelry and as an ornamental gemstone for carvings since antiquity. Onyx has traditionally been one of the most important engraving and cameo gemstones, where its most common form was a black base with a white upper layer. Although still used a minor gemstone today, the significance and value of Onyx has been diminished as compared to ancient times.

When Onyx is banded black and white, it can be jointly classified as both Agate and Onyx. However, many require Onyx to have banding in roughly parallel lines, whereas other forms of Agate can have wavy or concentric forms of banding.

Properties of Onyx Gemstone

Chemical Formula
SiO2

Color
White, Black, Banded, Red, White, Blue, Brown

Hardness
7

Crystal System
Hexagonal

Refractive Index
1.54 – 1.55

SG
2.63 – 2.65

Transparency
Translucent to opaque

Double Refraction
.009

Luster
Vitreous

Cleavage
Indiscernible

Mineral Class
Quartz (Chalcedony)

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