limestone
Florida Shellstone (Keystone)
Florida Keystone is a type of limestone, or coral rag, quarried in the Florida Keys. It is Pleistocene in age and primarily consists of scleractinian coral, such as Elkhorn and Brain coral. This naturally porous limestone is formed from fossilized marine material, offering a light, coastal white/cream aesthetic.
- Quarry
- Florida Keys, USA
- Mohs hardness
- 3–4
- ASTM spec
- ASTM C568 Class II (Medium Density)
- Finishes
- Saw cut; Honed Unfilled; Honed & Filled; Brushed/Antiqued
- Applications
- Pool decks, Patios, Walkways, Outdoor flooring, Interior flooring, Architectural elements, Veneer
- USA distributors
- StoneLocator; Coral Stone USA; Coral Classics by A&P; The Stone Quarry of Jupiter; Shellstone Imports; NOVA Tile
- Maintenance
- This porous stone should be sealed with a high-quality penetrating stone or marble sealer to prevent staining, mold, or mildew and allow for easy maintenance.