McGregor Lake is an argillite stone quarried from a large rock formation in Northwest Montana. This quarry produces a highly attractive stone consisting of golds, browns and grey tones with exciting dendrite fern patterns.

Garden Steps

Weight: 200-600 lbs per step
Size Range: 5-8″ thick/rise x 2′-3′ length x 18″-24″ width/tread depth

Medium Steps

Weight: 400-1,200 lbs per step
Size Range: 6-8″ thick/rise x 3′-4′ length x 18″-36″ width/tread depth

Large Steps

Weight: 500-1,500 lbs per step
Size Range: 6-8″ thick/rise x 4′-6′ length x 18″-36″ width/tread depth

Oversized Steps

Weight: 900+ lbs per step
Size Range: 6-8″ thick/rise x 6’+ length x 18″-36″ width/tread depth

Geological Stone Type: Argillite

*All weights and coverages are approximate