Pearl Quartz
Pearl Quartz is a light, bright, and fine quartz gravel with grey and beige hues. It has a smooth, rounded texture and can be used on its own or mixed with larger grades of gravel to fill voids.
Sizes: 1-3mm, 2-5mm
Colour: Grey and Natural Beige
Shape: Natural Round
Rock type: Quartz
- Standard Bag (40 per pallet)
PSV – Polished Stone Value: 55
The PSV of an aggregate is a measure of the resistance of an aggregate to polishing and the value is established by subjecting the aggregate to a standard polishing process and then testing the aggregate with a portable skid resistance tester. Aggregate that has a PSV over 60 is regarded as a High Skid Resistant Aggregate. The higher the PSV figure the greater resistance the aggregate has to polishing.
Hardness: 7
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