Academy -black granite- Granite Panels
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Other names:
- Place of Origin: USA
- Type of Stone: Granite
- Absorption: 0.10-0.15%
- Similar stones: Impala Black South Africa, Cambrian Black Canada, Brazilian Black And Jet Mist - USA
- Availability: Inquire
The Academy 'black granite' pluton, is a 'granite' rock intrusion at the western edge of the Sierra Nevada mountains. The black granite at Academy was formed by magma slowly crystallizing as it cooled below the surface of the Earth. While long known as Academy 'black granite' in the commercial stone trade, geologically speaking the black stone from the Academy formation is actually a mafic rock and so is not a true 'black granite' but a gabbro or basalt. Gabbro covers about 60% of the earth?s surface, mostly under the seafloors. The earth constantly produces new gabbro rocks similar to the Academy black and gray gabbros in an ongoing geological recycling process that has replaced the entire ocean floor over the last 180 million years.
Academy granite was named for the town of Academy, California where this black granite was first quarried. The Academy 'black granite' has been quarried there since the late 1800?s and was used even earlier by the Yakut tribe for stone tools. Academy 'black granite' was first mined from large black granite surface boulders until the quarries were excavated. Quarrying of the black granite increased substantially when the railroad was extended through the towns of Academy and Clovis in the early 1900's.
Academy granites vary from black to gray.
StonePly bonds polished black granite to aluminum honeycomb panels or other composite backup material to form lightweight, strong and easy to install black granite panels.
Billions of years in the making, few materials have lasted as long or will last as long as granite. Outdoors, most polished black granites have an erosion factor of 0.125' per 1,000 years.
The StonePly process combines the incredible beauty and durability of natural black granite with the lightweight and ease of use of aluminum honeycomb. The classic black color and handsome good looks of black granite makes it an excellent choice for anywhere a beautiful, long lasting and natural building material is needed.
Advantages of StonePly Granite Stone Panels
- The extremely low absorption rate of granite makes it stain resistant
- Granite is well suited to exterior cladding
- Granite is inherently valued as a mark of stability and value
- Outdoors, polished granite weathers at an erosion factor of .125 inch per 1,000 years.
- The rich, classical look and feel of real granite
Uses:
- Health care facilities
- Restaurants
- Hotels and Casinos
- Government buildings
- Spas and saunas
- Exterior building cladding
- Interior wall panels
- Counter tops and bars
- Granite curtain wall
- Elevator panels
- Water walls and fountains
Stone Panel Backing Options:
StonePly HC. StonePly HC granite panels are lightweight natural granite panels. The stone panels have up to 60 times the impact resistance of 1 1/2" thick granite. In the StonePly HC process, an aircraft quality aluminum honeycomb is bonded to a granite slab. The StonePly stone panel is strong, light, and faster and easier to install than solid granite slabs. Excellent for exterior stone cladding, curtain walls, marine applications and elevators.
StonePly ACM is a real granite panel bonded to a panel of aluminum composite. Lightweight, thin and strong, StonePly ACM is perfect for interior wall cladding, furniture, signage, counters, worktops and wainscoting.
Stone Panel Finish Options
Confused about terms? Our glossary may help
Contact us: 903.454.0904 | info@stoneply.com







