The content of the Rock Library is informational. The user is responsible for verifying the appropriateness of the information to their project together with specialized professionals.

Available finishes

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Technical details

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Black Velvet

Black Velvet

Black Velvet is a unique natural stone, cohesive, dense, super exotic, with low to medium water absorption, high resistance, high durability, Black velvet is Magban's own quarry. A healthy, dense rock with a dark black/grey color and movements like gold leaf. Its mineralogical composition is basically: Plagioclase (11%), pyroxene (36%), amphibole (12%), biotite (8%) and apatite (3%).

Suitable places for use

Specifications

Rock types
Granite
Colors
- Black
Hardness
The higher the hardness of a rock, the more resistant it will be to scratches, that is, its resistance to abrasion. The closer to 10, the more resistant it will be to abrasion. The hardness used in Rock Library is from the Mohs Scale.
6
Reacts with acids
The reaction with acids happens when a solution with acidic pH comes into contact with the rock, which releases a corrosion on the surface, removing part of the shine.
No
Structures
Veins

Where to find

Magban