... , 16-30 mesh, 20-40 mesh, 30-50 mesh, 40-60 mesh, 40-70 mesh, 70-100 mesh, etc. GMRC is ... mesh-40 meshWt.% Retained0.00%3.00%28.10%48.60%20.30%0.00%Sieve+30 mesh-30 + 35 mesh ... Specific GravityAcid Solubility0.870.881.60 g/cm399.8 lb/ft32.74 g/cm35.3 % 0.860.861.60 g/cm399.8 lb/ft32.78 ...