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Obsidian Ridge

Obsidian Ridge features a deeper greige tone with natural marbling and variation that add richness and dimension. Known for its strength and classic appeal, this high-density stone pairs beautifully with surrounding materials, making it a strong fit for both traditional and contemporary architectural designs.

Available Finishes

Polished finish delivers a refined, reflective surface that highlights the stone’s deeper greige tone and natural marbling.

Color Tone: Medium Gray, Greige

Obsidian Ridge Polished finish

Applications

Balustrades
Columns
Commercial Panels / Cladding
Fireplace Hearths and Mantels
Interior Steps
Jack Arches
Keys
Quoins
Wall Coping
Sills
Window Surrounds
Pavers and Custom Carved Pieces
Medium Gray / Greige
Architectural Cut Stone
Interior / Exterior
High Density
Custom Cut Stone
Natural Marbling
Material Specs
Absorption 0.50%
Compressive Strength 17,255 PSI
Modulus of Rupture 1,843 PSI
Flexural Strength 1,729 PSI
Density 168 lb/ft3
Stone Type Natural Cut Stone
Architectural Support

Need Specs, Samples, or Project Support?

Explore the Architectural Resource Page for specification sheets, fabrication guidance, sample requests, and direct support for design, sourcing, and project coordination.

Browse Architectural Resources Request Project Support Request Samples
Spec-grade materials. Fabrication guidance. Direct project support. For architects, designers & specifiers
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Frequently Asked Questions

Quick answers on materials, pickup & delivery, and project support.

Ordering & Materials
How do I know how much material I need?
Use our coverage calculators for quick estimates, or contact our team and we’ll help you calculate exactly what you need.
Do you sell to homeowners or only contractors?
We serve both homeowners and professionals — no account required.
Can I see materials in person before buying?
Yes — we recommend visiting a yard to view color and texture in natural light.
Do materials look exactly like the photos online?
Natural stone and aggregates can vary. Photos are representative, but seeing material in person is best for final selection.
Pickup & Delivery
Can I pick up material or do you offer delivery?
Both. Pick up at any location or schedule delivery directly to your home or job site.
How quickly can I get delivery?
Most deliveries can be scheduled within 1–2 business days depending on location and availability.
Do you deliver to my area?
We deliver throughout all of Southern California. Contact us to confirm details for your specific location.
Is there a minimum order for delivery?
Minimums can vary depending on material and distance — our team can provide details quickly.
Project Support & Care
Do you help with material selection?
Yes — we can recommend materials based on your project type, application, and desired look.
Can you support commercial or large projects?
Absolutely. We assist with sourcing, availability, logistics, and coordination for larger projects.
Do you carry sealers and stone care products?
Yes — we carry sealers and stone care products to help protect and maintain your materials.
Still have a question?
Reach out and we’ll help fast. Visit our contact page or call your nearest location.