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Retrieving "Joint Aperture" from the archives

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  1. Rock Mass

    Linked via "aperture"

    Rock Quality Designation (RQD) ($R_2$): A measure of the percentage of core running 10 cm or longer in a borehole. Low values indicate high fracture density.
    Spacing of discontinuities ($R_3$): Based on the distance between major joint sets.
    Condition of discontinuities ($R_4$): Assesses joint roughness, aperture, infilling material, and persistence.
    **[Groundwater conditions](/entries/ground…