Tri-State Stone and Building Supply has been supplying Carderock stone, building stone and building materials to the greater Washington DC Metropolitan area for over 90 years. Family owned and operated since its inception in 1926. We carry an extensive inventory of hand selected building stone and building materials including flagstone, wallstone, decorative landscape stone, building stone, and veneers.
We are the exclusive quarriers of Carderock Stone. This beautiful building stone is a mica-schist quartzite, with horizontal and vertical cleavage making it easy to work into numerous installation styles.
We are the exclusive quarriers of Carderock Stone. This beautiful building stone is a mica-schist quartzite, with horizontal and vertical cleavage making it easy to work into numerous installation styles.
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Carderock® Stone
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Carderock stone is quarried in Bethesda, MD by Tri-State Stone & Building Supply. This beautiful building stone is a mica-schist artzite, with horizontal and vertical cleavage making it easy to work into numerous installation styles. The vibrant blues, browns, grays and greens create an aesthetically pleasing palette of colors for most any stone project.
Delivery Disclaimer
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The policy of Tri-State Stone is Curb Delivery Only. Requests for other types of delivery will be handled on a case by case basis, and, if we cannot fulfill your request, you must be able to take delivery at the curb or you will be responsible for delivery charges. This Includes requests for alley delivery.
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