Cambrian Cream Sandstone
GEOLOGICAL DESIGNATION: Quartzite or Silica-Cemented Sandstone
* Rated as Type-III when tested in accordance with ASTM C616.
COLOR RANGE: Light buff, may contain crimson and/or gray veining
TECHNICAL INFORMATION*
Test Method - American Society for Testing and Materials (ASTM)
Dry Density 158.7 pcf ASTM C97-96
Bulk Specific Gravity 2.54 ASTM C97-96
Absorption 0.5% ASTM C97-96
Modulus of Rupture 1,850 psi ASTM C99-87
Compressive Strength 17,700 psi ASTM C170-90
Freeze-Thaw Weight Loss <0.5% ASTM C67
Abrasion Resistance 63.8 ASTM C241-90
Coefficient of Friction ASTM C1028-89
Finish Type Dry / Wet
Natural 0.873 / 0.688
Polished 0.558 / 0.473
Thermal 0.896 / 0/783
Tapestry 0.889 / 0.722
Bush-Hammer 1.000 / 1.050
Mohs Hardness 6-7
* Note: The ASTM results above are for reference only and are averages representative of recent tests. Because stone is a natural product variations can occur.
CHEMICAL PROPERTIES:
Silicon Dioxide 98.94%
Iron Oxide 0.48%
Aluminum Oxide 0.33%
Potassium Oxide 0.06%
Titanium Oxide 0.04%
Strontium Oxide 0.03%
Manganese Oxide 0.02%
Sodium Oxide <0.02%
Calcium Oxide <0.01%
Magnesium Oxide <0.01%
Sulfite <0.01%
Diphosphorus Pentoxide <0.01%
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