Lyons Red

Lyons Red is a Colorado Red sandstone quarried in Lyons, Colorado. This stone features a natural-cleft finished that’s not only naturally attractive, but also highly durable and slip resistant.

We cut our stone to standard sizes, as well as custom-cut it to spec, depending on your needs.

Download our brochure for design ideas and installation techniques.

Analysis of Lyons Red Quartzitic Sandstone

Specific Gravity: 2.523

Unit Weight: 157.4

Silica – SiO: 95.54

Aluminum Oxide – A1203: 1.96

Calcium Oxide: 0.50

Magnesium Oxide – MgO: 0.58

Cobalt – Co: 0.08

Lows on ignition including moisture: 0.70

Copper – Cu: Trace

ASTM Properties for Lyons Sandstone

ASTM C 170 Compressive Strength: average psi perpendicular to the rift 32,402

ASTM C99 Modulus of Rupture: average psi perpendicular to the rift 2552 psi

A 2” thick red sandstone paver 24” x 24” will support 12,813 lbs.

ASTM C97 Absorption & Specific Gravity: average 0.77% Absorption and 158.8 lb/cu ft Specific Gravity

ASTM C880 Flexural Strength: average psi perpendicular to the rift: 2882

ANSI A137.1-2012 Wet Dynamic Coefficient of Friction: average results .785 (natural cleft)

ASTM C1028 Static Coefficient of Friction: dry 1.20 wet 1.07 (natural cleft)

Test Summaries from Spring of 2015. In most cases they are the average from 5 samples. These test were performed by TCNA and certified by Katelyn Simpson, Laboratory Manager. Complete Results Available upon request.