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Point Load Strength Index of Half-Cut Core Specimens and Correlation with Uniaxial Compressive Strength

open access: yesRock Mechanics and Rock Engineering, 2020
The point load strength index is a widely used index in rock engineering, and cylindrical core and irregular shaped specimens are used in its determination. But, in mine sites, the borehole cores are cut axially into two equal parts to obtain half-cut cores and one part of these half cores is sent to laboratory for geochemical analyses.
Merve Şahin   +2 more
exaly   +3 more sources

An assessment on the correlations between uniaxial compression strength and point load index

open access: yesArabian Journal of Geosciences, 2022
Point load index (Is) has been commonly used for predicting uniaxial compressive strength of intact rocks (UCS) because Is is easy and quick test performed on lump specimens.
Candan Gökçeoglu, Gökçeoglu Candan
exaly   +3 more sources

Point-load strength: An index for classification of rock material

Bulletin of Engineering Geology and the Environment, 1991
Point-load strength (Is) as a measure for the determination of rock strength and for estimating uniaxial (unconfined) compressive strength (UCS) are described and both put together and used for rock strength classification of brittle and hard rocks. The estimated point-load strength values of specimens of varying sizes and also the values corrected to ...
D. K. Ghosh, M. Srivastava
exaly   +2 more sources

Correlation between point load index and compressive strength for quartzite rocks

open access: yesGeotechnical and Geological Engineering, 1993
The relationship of the point load test with uniaxial compressive strength was examined using quartzite rocks to substantiate the existing correlations.
V. K. Singh, D. P. Singh
openaire   +2 more sources

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