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PREP-SG-18 Sample Preparation & Core Cutting

Specific Gravity & Wax-Coated Bulk Density Determination

Crucial physical density measurements required for JORC and NI 43-101 mineral resource estimation, mine tonnage calculations, and metallurgical mass balance modeling.

Detection Limits 0.01 g/cm³ precision
Turnaround (TAT) Standard: 24-48 Hours
Sample Requirement 10cm to 20cm solid core billets or irregular rock specimens
Quality Framework ISO/IEC 17025 Compliant

Analytical Overview & Methodology

Tonnage calculations in resource models depend directly on accurate bulk density. Our Specific Gravity & Bulk Density Testing (PREP-SG-18) delivers accredited density data for resource modeling.

Technical Method Specifications (PREP-SG-18)
Method Code PREP-SG-18
Element Coverage Specific Gravity (SG), Bulk Density (dry & wet), Porosity
Detection Range 0.01 g/cm³ precision
Sample Requirement 10cm to 20cm solid core billets or irregular rock specimens
Instrumentation Hydrostatic Archimedes Immersion Balance + Vacuum Paraffin Wax Coater
Standard Turnaround Standard: 24-48 Hours

Laboratory Protocols & Execution Specs

  • Competent Core: Archimedes hydrostatic water immersion measurement
  • Porous / Weathered Core: Paraffin wax-immersion vacuum coating protocol
  • Calculated Parameters: Bulk density, dry apparent density, effective porosity

JORC & NI 43-101 Data Integrity Guarantee

Every batch tested under method PREP-SG-18 includes matrix-matched Certified Reference Materials (CRMs), analytical blanks, and duplicate splits at a minimum 20% insertion rate. Official digital Certificates of Analysis are digitally signed and traceable.