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American Black®

New
Granite | Elverson, PA, USA

Finishes

Polished
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Polished

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Antique
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Antique

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Honed
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Honed

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Waterjet
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Waterjet

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Propane Flamed
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Propane Flamed

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Plasma Flamed
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Plasma Flamed

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Slabs selection

This beautiful black granite with pronounced white veining has marble-like quality in its vein pattern, with the durability of granite.

 

Physical test results

Absorption by weight

ASTM C97

0.023%

0.023%

Density

ASTM C97

192.3lb/ft3

3 080.35kg/m3

Compressive strength

ASTM C170

43 524Psi

300.09MPa

Modulus of rupture

ASTM C99

3 799Psi

26.19MPa

Download for this stone

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Medias

American Black Granite Proves Unique and Versatile For Large Scale Architectural Projects

American Black Granite Proves Unique and Versatile For Large Scale Architectural Projects

 

In Pennsylvania a little known quarry is turning out a black granite with dramatic veining, and it’s showing up in both living rooms and city parks.

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Natural Stone is Our Favorite Too

Natural Stone is Our Favorite Too

 

What do you do when it comes time to choose some stone surfaces for your new office? If you’re a North American quarrier, you choose all the stones.

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5 Focal Point Worthy Fireplaces In Marble, Granite and Soapstone

5 Focal Point Worthy Fireplaces In Marble, Granite and Soapstone

For interior designers, architects and their fabricators there’s never been a better time to create a fireplace in natural stone. 

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You will be redirected to Polycor’s shop to order.

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