The influence of porosity on tensile and compressive strength of porous chalks

Rock Mechanics and Rock Engineering

Volumn 37, Issue 4, 2004, Pages 331-341

  Palchik, V ^a   Hatzor, Y H ^a  

^a BEN GURION UNIVERSITY OF THE NEGEV   (Israel)

Author keywords

Brazilian strength; Chalks; Point load strength; Porosity; Uniaxial compressive strength

Indexed keywords

COMPRESSION TESTING; COMPRESSIVE STRENGTH; FORMABILITY; POROSITY; SURFACE ROUGHNESS; TENSILE STRENGTH;

POROUS CHALKS; ROCK ENGINEERING; UNIAXIAL COMPRESSIVE STRENGTH;

ROCKS;

CHALK; COMPRESSIVE STRENGTH; POROSITY; POROUS MEDIUM; UNIAXIAL STRENGTH;

EID: 7044237252     PISSN: 07232632     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00603-003-0020-1     Document Type: Article

References (18)

1. Al-Harthi, A. A., Al-Amri, R. M., Shehata, W. M. (1999): The porosity and engineering properties of vesicular basalt in Saudi Arabia. Engng. Geol. 54, 313-320.
2. Bell, F. G., Culshaw, M. G., Cripps, J. C. (1999): A review of selected engineering geological characteristics of English chalk. Engng. Geol. 54(3-4), 237-269.
3. Bowden, A. J., Lamont-Black, J., Ullyott, S. (1998): Point load testing of weak rocks with particular reference to chalk. Quarterly J. Engng. Geol. 31(2), 95-103.
4. Broch, E., Franklin, J. A. (1972): The point-load strength test. Int. J. Rock Mech. Sci. 9, 669-697.
5. D'Andrea, D. V., Fischer, R. L., Fogelson, D. E. (1965): Prediction of compressive strength from other rock properties. Rep. Invest. US. Bur. Mines. 6702, 23 pp.
6. Dearman, W. R., Baynes, E. J., Irfan, T. Y. (1978): Engineering grading of weathered granite. Engng. Geol. 12, 345-374.
7. Dunn, D. E., LaFountain, L. J., Jackson, R. E. (1973): Porosity dependence and mechanism of brittle fracture in sandstones. J. Geophys. Res. 78, 2403-2417.
8. Haramy, K. Y., Morgan, T. A., DeWaele, R. E. (1981): A method for estimating coal strengths from point load tests on irregular lumps. USBM, Denver Reseach Center, Progress Rept., 10028, 31 pp.
9. st US Symp. on Rock Mechanics, Rolla, Missouri, 543-556.
10. Hatzor, Y. H., Palchik, V. (1997): The influence of grain size and porosity on crack initiation stress and critical flaw length in dolomites. Int. J. Rock Mech. Min. Sci. 34(5), 805-816.
11. Hatzor, Y. H., Palchik, V. (1998): A microstructure - based failure criterion for Aminadav dolomites. Int. J. Rock Mech. Min. Sci. 35(6), 797-805.
12. rd Cong. Int. Soc. Rock Mech., Denver, CO, A. A. Balkema, Rotterdam, 1, 511-516.
13. ISRM, International Society of Rock Mechanics (1985): Suggested method for determining point load strength. Int. J. Rock Mech. Min. Sci. 22, 53-60.
14. Kahraman, S. (2001): Evaluation of simple methods for assessing the uniaxial compressive strength of rock. Int. J. Rock Mech. Min. Sci. 38, 981-994.
15. Palchik, V. (1999): Influence of porosity and elastic modulus on uniaxial compressive strength in soft brittle porous sandstones. Rock Mech. Rock Eng. 32(4), 303-309.
16. Palchik, V., Hatzor, Y. H. (2002): Crack damage stress as a composite function of porosity and elastic matrix stiffness in dolomites and limestones. Engng. Geol. 63(3-4), 233-245.
17. Pells, P. J. N. (1975): The use of the point load test in predicting the compressive strength of rock materials. Aust. Geomech. J. G5, 54-56.
18. Risnes, R. (2001): Deformation and yield in high porosity outcrop chalk. Physics and chemistry of the Earth, Part A: Solid Earth and Geodesy 26(1-2), 53-57.