Hi,There. We have available up to 100,000 mt (monthly) of CaCo3,Baryta,from Colombia S.A.Hi .. Here is the Lab Analisis for Caco3 (Calcium Carbonate) CALCIUM CARBONATECHEMICAL PROPERTIESCalcium Carbonate (CaCO3)98.00% minMagnesium (MgO)0.55%Silica (SiO2)0.27%Alumina (Al2O3)0.50%Iron (Fe2O3)0.09% max.Titanium (TiO2)0.03%Sulfur (SO3)0.25% max.Phosphorus (P2O5)TracesPottasium (K2O)0.05%Sodium (Na2O)0.21%Insolubles in HCI1.0% max.Loss due to Calcination43.15%PARTICLE SIZE Product MedianParticleSizeTop Cut (d97)Residue on 325 Mesh90% of the particles lower than Promicron 33 microns10 microns 0.02%max.7 micronsPromicron 44.0 microns 10.5 microns 0.02%max.8 microns Promicron 4.54.5 microns13 microns 0.02%max.9 microns Promicron 55 microns 15 microns0.02%max.10 microns Promicron 66 microns20 microns 0.02%max.15 microns PR-8 (400 Mesh) 8 microns 25 microns0.2%max.20 microns PR-10 (325 Mesh)10 microns34 microns 0.5%max.24 microns PHYSICAL PROPERTIESBrightness ( Colormeter)95 min.( L*a*b* Scale)Density2.74 g/cm3Hardness3.0 MohspH (On water suspension at 10%)8.5 - 9.5Humidity0.09% max.Particle ShapeMicrocristaline Rombohedric