Skip to content
Close-up of gray stone chips and gravel
Heap of gray stones with a white label featuring a logo and text.
Close-up of dark gray rocks with some brownish patches
Golf ball with a logo on rocks
Close-up of small stones and gravel in various shades of gray and brown.
Small white ball with a logo on a bed of small stones
Close-up of gray stone chips and gravel
Heap of gray stones with a white label featuring a logo and text.
Close-up of dark gray rocks with some brownish patches
Golf ball with a logo on rocks
Close-up of small stones and gravel in various shades of gray and brown.
Small white ball with a logo on a bed of small stones

Black Jack Basalt/Permabark Crushed

A sleek, dark-grey to black stone that serves as a permanent, wind-resistant alternative to wood mulch while providing a clean, contemporary finish.

Request a Quote

Materials Calculator

These calculators are designed to give approximate amounts only. They will help you determine the quantity you need; however, variations in subgrade, compaction of subgrade, or inaccurate measurements, even a quarter of an inch of depth, can make a difference.

Type of material

Which type of materials are you looking to purchase?


Enter your dimensions



For gravel and decorative rock, these are recommended depths assuming normal conditions:
1 inch and below need to be around 2 inches deep, 1.5–2 inch gravel should be 3 inches, and 2–4 inch should be 4 inches deep.
The bigger the gravel size, the deeper it needs to be for good coverage.


Total
Please select your material type