Sample ID | Composition Based on XRD Diffraction Pattern and Rietveld Refinement |
QA/QC (Pure Calcite) | Calcite—100% (Figure 2) |
D1 “Surface Zone” (0 - 61 m) | Quartz—52.4% Calcite—35.7% Magnesioferrite—7.9% Other—4.0% |
D2 “Intermediate Zone” (62 - 457 m) | Halite—74.3% Sylvite—13.1% Magnesium Calcite—12.6% |
D3 “Deep Zone” (458 - 884 m) | Halite—74.4% Calcite—17.8% Sylvite—7.4% Quartz—0.3% |