Description Our Black Basalt Gravel 20mm is a hard-wearing angular stone, also known as Black Granite. These stunning 20-mm basalt chippings are becoming increasingly popular. This is due to their contemporary shade of grey, which darkens to near black once wet. The perfect chipping for gardens, due to its resistance to moss growth, our Black Basalt Gravel 20mm will maintain its beautiful colour tones for years. This dark grey, nearly black chipping is perfect for drives, footpaths, borders and raised beds. In addition it is a fish-friendly product, it is also suitable for ornamental water features and fishponds. The actual size is 14–20 mm, but as a naturally manufactured product, it may vary in shape, colour, and size; please see sizing information. We also stock black basalt gravel in 6mm, 10mm & 14mm sizes. For other examples of our decorate aggregate products that can be used as garden borders please see here More than 90% of all volcanic rock on Earth is basalt. For more about where Basalt comes from and its properties, click here What could work well with Black Basalt in my garden? Black basalt can work well with many other elements in a garden, including: Other colors: Black basalt's color matches well with modern properties that have a lot of gray, and it turns black when wet, so it can match any color scheme. Black basalt can also contrast well with white pebbles or other light-colored stones. Red brick: Black basalt looks great alongside classic red brick properties. Water features: Black basalt is fish-friendly and can be used in ponds and ornamental water features. Patios and fences: Black basalt can be used to border patios or fences. Driveways and footpaths: Black basalt is resistant to moss growth and can be used for drives and footpaths. Black basalt is a versatile garden stone that can be used in many different ways, including: Contemporary garden designs, Landscaping schemes, and Decorative garden projects.
