Origin
Vietnam (primary); also sourced from China and other global deposits
Synonyms
Vietnam Grey Basalt Palisades, G685 Grey Basalt Posts, Grey Basalt Bollards, Grey Basalt Posts
Color
Cool to mid-grey with consistent, uniform surface character
Finish
Flamed, Honed, Bush-Hammered, Split, or Saw-Cut
Compressive Strength
289.65 MPa
Water Absorption
0.76%
Density
2810 kg/m³
Recommended Use
Retaining walls, security barriers, vehicle access control, boundary mapping, landscape design, public realm infrastructure, car park barriers, pedestrian guidance
Key Properties
Frost-resistant, extremely durable, low maintenance, high load-bearing capacity, reliable slip resistance with textured finishes, versatile grey aesthetic ideal for modern and classical landscape architecture









