Black Obsidian Gemstone Slab Banner Image

Black Obsidian is a natural volcanic glass formed when lava cools rapidly. It is a semi-precious gemstone known for its deep black color and glossy sheen. Black Obsidian is found worldwide, but some of the most famous deposits are in Kenya, Greece, Armenia, Ethiopia and Georgia.

To create Black Obsidian slabs, the rough gemstone is first cut into large blocks. These blocks are ground and polished to create a smooth, flat surface. The slabs can then be cut to any desired size or shape.

Black Obsidian slabs are a popular choice for a variety of applications, including countertops, backsplashes, flooring, and wall tiles. They are also used to create a variety of decorative items, such as sculptures, jewelry, and vases.

Other Popular Names for Black Obsidian Gemstones are: Volcanic Glass, Apache Gold, Mahogany Obsidian and Snowflake Obsidian.

We are a leading Black Obsidian slab supplier, manufacturer, and exporter. We offer a wide variety of slabs in different sizes, thicknesses, and finishes. Our slabs are sourced from the highest quality deposits and carefully processed to ensure they meet the strictest quality standards.

We are committed to providing our customers the best possible service and support. We offer competitive prices and fast shipping to anywhere in the world. Our team of experienced professionals is available to answer any questions about our products or services.

Please Note: We use Natural, Original, Genuine, and Authentic Black Obsidian Gemstone Slices to Fabricate our Slabs. We can also provide you with a certificate of authentic stone inspected by a third-party gem testing laboratory.

Variety in Black Obsidian Gemstone Slab


Black Obsidian Solid slabs are the most common type of Black Obsidian slab. They are known for their deep black color and glossy sheen.

Black Obsidian Gemstone Slab
Black Obsidian Gemstone Slab


Black Obsidian With Golden Fill slabs are a unique and beautiful type of Black Obsidian slab. In this pattern, gaps and cavities are filled with golden flakes or golden sparkles.

Black Obsidian Gemstone Slab Gold Filled
Black Obsidian Gemstone Slab Gold Filled

Black Obsidian Gemstone Forms Of Supply

  • Black Obsidian Gemstone Slab
  • Black Obsidian Gemstone Tiles
  • Black Obsidian Gemstone Slab Furniture
  • Black Obsidian Gemstone Countertop Prefabs
  • Black Obsidian Gemstone Backsplash Panels
  • Black Obsidian Gemstone Tabletops
  • Black Obsidian Gemstone Wall Panels
  • Black Obsidian Gemstone Flooring Prefabs
  • Black Obsidian Gemstone Sill and Threshold Pieces

Sizes and Specifications of Black Obsidian Gemstone

Slab Sizes in Inches

Minimum 12″ x 12″ and Maximum 140″ x 70″

Slab Sizes in Cm

Minimum 30 x 30 cm and Maximum 355 x 180 cm

Tile Sizes in Inches

12″ x 12″, 12″ x 24″, 24″ x 24″, 24″ x 48″ and any custom sizes

Tile Sizes in CM

30 x 30 cm, 30 x 60 cm, 60 x 60 cm, 60 x 120 cm and any custom sizes

Thickness of slabs and tiles in MM

10mm, 15mm, 20mm, 30mm and any custom thickness

Custom Cut to Sizes

Yes, it is Available in any custom cut-to-size as preferred

Pre-Fabrication and Cutouts

Possible any kind of custom cutouts, prefab, ready to install

Rough Stone Country Of Origin

India, Indonesia, and Madagascar


Solid Opaque

Surface Finishes

Polished, Glossy Polished, Honed, Matte anti slip

Edge Finishes

Square Cut polished, Bullnosed, Custom Moulded

Price Range

USD 112/SF to USD 176/SF Ex-Factory Including packing

Special Inserts Available

Ammonite fossils, Gold Sparkles, Silver Sparkles and Gold Foil


Residential Interior Design

Commercial Interior Design

Hospitality and Hotels

Restaurants and Bars

Retail Stores and Boutiques

Offices/Corporate Spaces

Art Galleries

Spa and Wellness Centers

Luxury Real Estate


Outdoor Living Spaces

Landscape Design


Color: Black

Mohs hardness: 5.5-6.5

Chemical composition: SiO2

Transparency: Opaque

Luster: Vitreous

Fracture: Conchoidal


It is often used for protection, grounding, and emotional healing. Black Obsidian is also said to promote spiritual growth and development.


The price range of a Black Obsidian Gemstone slab depends on the size, thickness and Variety. Generally, Black Obsidian Gemstone slabs’ price range ranges from USD 112 per square foot to USD 176 per square foot.

Contact us to get an exact quote for the Black Obsidian Gemstone Slabs. You can fill out the contact form below, email us at, or utilize our convenient online chat application on this page. Contact our dedicated customer support numbers if you prefer to speak with us directly.

Get A Quote For Black Obsidian Gemstone Slab

Please enable JavaScript in your browser to complete this form.

Frequently Asked Questions About Black Obsidian Gemstone Slab

The price of Black Obsidian Gemstone slabs depends on various factors, such as the size, thickness, quality, and quantity of the slabs. At Sia Stones, we offer competitive and affordable prices for our high-quality Black Obsidian Gemstone slabs. You can contact us for a free quote; we will gladly assist you.

We offer a variety of Black Obsidian gemstone slabs, including Black Obsidian Solid, Black Obsidian With Golden Fill, Snowflake Obsidian, Mahogany Obsidian, Rainbow Obsidian, Gold Sheen Obsidian, and Silver Sheen Obsidian.

Black Obsidian slabs are relatively easy to care for. Wipe them down with a damp cloth or mild soap and water solution.

We offer a wide variety of high-quality Black Obsidian gemstone slabs at competitive prices, with fast shipping and excellent customer service.