ESTIMATING GUIDE FOR LANDSCAPE BOULDERS AND SLABS

This chart can be used as a guide for estimating job requirements for stone types with various densities.
l
Geology Trade Names Weight per Cu.Ft.
     
Sandstone Antique Red 150
  Antique Blend 150
  Foxfield Blend 160
  Huntington Gray 150
     
Limestone Alverson Limestone 165
  Harvest Gold 165
     
Granite Arcadian 170
  Furnace Hill 170
  French Creek 190
     
Expanded Obsidian Featherock 40
     

This illustration shows weight relationships of spherical and cubical shapes of increasing dimensions.