Shale and Clay Effects

• Aahoe, Erik, 1984, Influence of shaliness upon conductivity in shaly sandstone in the northern North Sea area: Society of Professional Well Log Analysts Annual Logging Symposium, 25th, New Orleans, La., 1984, Transactions, p. LL1-LL17.



• Alger, R.P., 1962, Interpretation of the Dakota sandstone of the San Juan basin: Society of Professional Well Log Analysts Annual Logging Symposium, 3d, Houston, Tex., 1962, Transactions, p. 1-19.



• Barlai, Zoltan, 1974, Effects of fine grains and shale laminae on well log evaluation of the hydrocarbon bearing neogene sandstones in Hungary: Society of Professional Well Log Analysts European Symposium, 3d, London, England, 1974, Transactions, p. I1-I46.



• Brown, G.A., 1988, The formation porosity exponent - the key to improved estimates of water saturation in shaly sands: Society of Professional Well Log Analysts Logging Symposium, 29th, San Antonio, Tex., 1988, Transactions, p. AA1-AA24.



• Bhuyan, K., and Passey, Q.R., 1994, Clay estimation from GR and neutron-density porosity logs: Society of Professional Well Log Analysts Annual Logging Symposium, 35th, Tulsa, Okla., 1994, Transactions, p. DDD1-DDD15.



• Canan, Birsen, 2000, Dielectric permittivity of clay-water mixture--frequency dependency and volumetric mixing model, in Powers, M.H., Ibrahim, Abou-Bakr, and Cramer, Lynn, comp. and eds., Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Feb. 20-24, 2000: Wheat Ridge, Colo., Environmental and Engineering Geophysical Society, p. 523-532.



• Cannon, D.E., 1995, Shales--an alternate source for water resistivities: Society of Professional Well Log Analysts Annual Logging Symposium, 36th, Paris, France, 1995, Transactions, p. LLL1-LLL11.



• Cannon, D., and La Vigne, J., 1988, Shaly sands field data compared to theory: Society of Professional Well Log Analysts Logging Symposium, 29th, San Antonio, Tex., 1988, Transactions, p. CC1-CC25.



• Clerke, E.A., and Martin, P.R., 1994, Absolute Qv--Cost effective JUHASZ correlations for shaly sand evaluation from integrated analysis of multiple lab measurements: Society of Professional Well Log Analysts Annual Logging Symposium, 35th, Tulsa, Okla., 1994, Transactions, p. P1-P14.



• Coates, G.R., Gardner, J.S., and Miller, D.L., 1994, Applying pulse-echo NMR to shaly sand formation evaluation: Society of Professional Well Log Analysts Annual Logging Symposium, 35th, Tulsa, Okla., 1994, Transactions, p. B1-B21.



• de Kuijper, A., Sandor, R.K.J., Hofman, J.P., Koelman, J.M.V.A., Hofstra, P., and de Waal, J.A., 1995, Electrical conductivities in oil-bearing shaly sand accurately described with the SATORI saturation model: Society of Professional Well Log Analysts Annual Logging Symposium, 36th, Paris, France, 1995, Transactions, p. MM1-MM12.



• De Lima, O.A.L., and Sharma, M.M., 1991, Water conductivity and saturation effects on the dielectric response of shaly sands: Society of Professional Well Log Analysts Logging Symposium, 32nd, Midland, Tex., 1991, Transactions, p. G1-G24.



• Dennis, C.B., and Lawrence, T.D., 1984, Log evaluation of clastic shaly formations using corrected RWA-ratio techniques: Society of Professional Well Log Analysts Annual Logging Symposium, 25th, New Orleans, La., 1984, Transactions, p. R1-R16.



• Etnyre, Lee, 1993, Comparative performance of a dual-water-model equation in laminar shaly sands: Society of Professional Well Log Analysts Annual Logging Symposium, 34th, Calgary, Alberta, Canada, 1993, Transactions, p. I1-I25.



• _____1994, Equivalent conductivity of clay counterions in shaly rocks: Society of Professional Well Log Analysts Annual Logging Symposium, 35th, Tulsa, Okla., 1994, Transactions, p. CCC1-CCC18.



• Fertl, W.H., and Frost, Elton, Jr., 1979, Evaluation of shaly clastic reservoir rocks: Society of Petroleum Engineers of the American Institute of Mining, Metallurgical, and Petroleum Engineers Paper SPE 8450, 12 p.



• Fons, Lloyd, Johns, Earl, and Mougne, M.L., 1970, New way to evaluate shaly formations: Oil and Gas Journal, v. 68, no. 31, p. 74-77.



• Freedman, R., and Puffer, J.E., 1988, Self-consistent log interpretation method (SLIM)--application to shaly sands: Society of Professional Well Log Analysts Logging Symposium, 29th, San Antonio, Tex., 1988, Transactions, p. T1-T25.



• Fylling, Arne, 1991, Estimating conductivity and saturations in the sands of thinly laminated, dipping sand/shale sequences: Society of Professional Well Log Analysts Logging Symposium, 32nd, Midland, Tex., 1991, Transactions, p. O1-O25.



• Glanville, C.R., 1984, A method for direct log calculations of excess conductivity applied to shaly sand log interpretation: Society of Professional Well Log Analysts Annual Logging Symposium, 25th, New Orleans, La., 1984, Transactions, p. X1-X18.



• Guidry, F.K., Luffel, D.L., and Olszewski, A.J., 1990, Devonian shale formation evaluation model based on logs, new core analysis methods and production tests: Society of Professional Well Log Analysts Logging Symposium, 31st, Lafayette, La., 1990, Transactions, p. NN1-NN20.



• Hagiwara, Teruhiko, 1995, Anisotropic shale and induction log shoulder bed corrections for deviated boreholes: Society of Professional Well Log Analysts Annual Logging Symposium, 36th, Paris, France, 1995, Transactions, p. Z1-Z12.



• Hardwick, A., 1987, The effect of brine composition on excess conductivity in shaly sands: Society of Professional Well Log Analysts Annual Logging Symposium, 28th, 1987, London, England, Transactions, p. VV1-VV20.



• Hill, H.J., Shirley, O.J., and Klein, G.E., 1979, Bound water in shaly sands--Its relation to Q and other formation properties: Log Analyst, v. 20, no. 3, p. 3-19.



• Hornby, B.E., and Chang, S.K., 1985, A case study of shale and sandstone alteration using a digital sonic tool: Society of Professional Well Log Analysts Annual Logging Symposium, 25th, Dallas, Tex., 1985, Transactions, p. H1-H11.



• Javalagi, M.I., Morriss, S.L., and Chenevert, M.E., 1991, Time lapse resistivity and water-content changes in shale: Society of Professional Well Log Analysts Logging Symposium, 32nd, Midland, Tex., 1991, Transactions, p. AAA1-AAA19.



• Jing, X.D., and Archer, J.S., 1991, An improved Waxman-Smits model for interpreting shaly sand conductivity at reservoir conditions: Society of Professional Well Log Analysts Logging Symposium, 32nd, Midland, Tex., 1991, Transactions, p. K1-K25.



• King, E.E., and Fertl, W.H., 1979, Evaluating shale reservoir logs: Oil and Gas Journal, v. 77, no. 1, p. 166-168.



• Kukal, G.C., and Hill, R.E., 1985, Improved shaly sand analysis in heavy drilling muds: a simple technique for using the photoelectric measurement: Society of Professional Well Log Analysts Annual Logging Symposium, 26th, Dallas, Tex., 1985, Transactions, p. U1-U17.



• _____1986, Log analysis of clay volume: An evaluation of techniques and assumptions used in a upper cretaceous sand-shale sequence: Society of Professional Well Log Analysts Annual Logging Symposium, 27th, Tex., 1986, Transactions, p. RR1-RR22.



• Lang, W.H., Jr., 1986, Petrophysical Exploration--Reservoir separation through salinity and shale conductivity differences: Society of Professional Well Log Analysts Annual Logging Symposium, 27th, Dallas, Tex., 1985, Transactions, p. D1-D24.



• Langeland, Thore, and Flotre, J.O., 1984, Transformation, interpolation, regression diagnostics, graphical displays and Qv-porosity relations: Society of Professional Well Log Analysts Annual Logging Symposium, 25th, New Orleans, La., 1984, Transactions, p. KK1-KK22.



• La Vigne, Jack, Herron, Mike, and Hertzog, Russ, 1994, Density-neutron interpretation in shaly sands: Society of Professional Well Log Analysts Annual Logging Symposium, 35th, Tulsa, Okla., 1994, Transactions, p. EEE1-EEE16.



• Marion, D., Nur, A., and Alabert, F., 1989, Modelling the relationships between sonic velocity, porosity, permeability, and shaliness in sand, shale, and shaley sand: Society of Professional Well Log Analysts Logging Symposium, 30th, Denver, Colo., 1989, Transactions, p. G1-G22.



• Meyers, M.T., 1989, Pore combination modeling--extending the Hanai-Bruggeman equation: Society of Professional Well Log Analysts Logging Symposium, 30th, Denver, Colo., 1989, Transactions, p. D1-D25.



• Morriss, C.E., and Laverdiere, L., 1988, Nuclear magnetism log interpretation in shaly sand formations: Society of Professional Well Log Analysts Logging Symposium, 29th, San Antonio, Tex., 1988, Transactions, p. EE1-EE22.



• Noblett, B.R., and Howard, L.P., 1989, New resistivity and fracture detection concepts for the evaluation of shale formations: Society of Professional Well Log Analysts Logging Symposium, 30th, Denver, Colo., 1989, Transactions, p. X1-X12.



• Overton, H.L., and Zeid, M.C., 1971, A progress report on shale electric log: Society Professional Well Log Analysts Annual Logging Symposium, 12th, Dallas, Tex., 1971, Transactions, p. B1-B21.



• Quinn, T.H., and Sinha, A.K., 1985, Comparative results of quantitative laminated sand/shale analysis in Gulf Coast wells using maximum diplog microresistivity information: Society of Professional Well Log Analysts Annual Logging Symposium, 26th, Dallas, Tex., 1985, Transactions, p. QQ1-QQ25.



• Raiga-Clemenceau, Jean, 1988, Taking into account the conductivity contribution of shale laminations when evaluating closely interlaminated sand-shale hydrocarbon bearing reservoirs: Society of Professional Well Log Analysts Logging Symposium, 29th, San Antonio, Tex., 1988, Transactions, p. DD1-DD14.



• Raiga-Clemenceau, J., Freaisse, C., Grosjean, Y., 1984, The dual-porosity model, a newly developed interpretation method for shaly sands: Society of Professional Well Log Analysts Annual Logging Symposium, 25th, New Orleans, La., 1984, Transactions, p. F1-F16.



• Ramamoorthy, Raghu, Murphy, W.F., and Coll, Carolina, 1995, Total porosity estimation in shaly sands from shear modulus: Society of Professional Well Log Analysts Annual Logging Symposium, 36th, Paris, France, 1995, Transactions, p. H1-H12.



• Robinson, Tony, Slater, Lee, Glaser, Dan, and Sandberg, Stewart, 2000, Electrical-hydraulic relationships observed for unconsolidated sand/clay sediments, in Powers, M.H., Ibrahim, Abou-Bakr, and Cramer, Lynn, comp. and eds., Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, Feb. 20-24, 2000: Wheat Ridge, Colo., Environmental and Engineering Geophysical Society, p. 1019-1028.



• Saxena, Vimal, 1996, Hydrocarbon evaluation through modulus decomposition of sonic velocities in shaly sands: Society of Professional Well Log Analysts Annual Logging Symposium, 37th, New Orleans, La., 1996, Transactions, p. II1-II14.



• Sen, P.N., and Goode, P.A., 1988, Shaly sand conductivity at low and high salinities: Society of Professional Well Log Analysts Logging Symposium, 29th, San Antonio, Tex., 1988, Transactions, p. F1-F22.



• Silva, P.L., and Bassiouni, Z., 1985, A shaly sand conductivity model based on variable equivalent counter-ion conductivity and dual water concepts: Society of Professional Well Log Analysts Annual Logging Symposium, 26th, 1985, Transactions, p. RR1-RR21.



• Sutiyono, Sigit, and Mack, Steve, 1998, Applying anisotropy corrections to MWD electromagnetic wave resistivity data in a shaly-sand reservoir, in Transactions of the SPWLA (Society of Professional Well Log Analysts) Thirty-Ninth Annual Logging Symposium, May 26-29, 1998: Houston, Tex., Society of Professional Well Log Analysts, Paper G, 13 p.



• Tabanou, J.R., Glowinski, R., and Rouault, G.F., 1987, SP deconvolution and quantitative interpretation in shaly sands: Society of Professional Well Log Analysts Annual Logging Symposium, 28th, London, England, 1987, Transactions, p. SS1-SS25.



• Tepper, Rob, 1989, A clay corrected neutron-density crossover method as a useful gas/oil interpretation technique for Gulf of Mexico shaly sandstone reservoirs: Society of Professional Well Log Analysts Logging Symposium, 30th, Denver, Colo., 1989, Transactions, p. R1-R22.



• Thomas, E.C., 1975, The determination of Q from membrane potential measurements on shaly sands: Society of Petroleum Engineers of the American Institute of Mining, Metallurgical, and Petroleum Engineers Paper SPE 5505, 7 p.



• Truman, R.B., Howard, W.E., and Luffel, D.L., 1989, Shale porosity - its impact on well log modeling and interpretation: Society of Professional Well Log Analysts Logging Symposium, 30th, Denver, Colo., 1989, Transactions, p. Q1-Q15.



• van den Berg, Frans, Looyestijn, Wim, and Sandor, Robert, 1996, SANDWICH--Log evaluation in laminated shaly sands: Society of Professional Well Log Analysts Annual Logging Symposium, 37th, New Orleans, La., 1996, Transactions, p. BB1-BB12.



• Visser, R., Bours, K.A.T., and van Baaren, J.P., 1988, Effective porosity estimation in the presence of dispersed clay: Society of Professional Well Log Analysts Logging Symposium, 29th, San Antonio, Tex., 1988, Transactions, p. BB1-BB13.



• Visser, R., and van Barren, J.P., 1985, Optimization of the shale correction using well logs: Society of Professional Well Log Analysts Annual Logging Symposium, 26th, Dallas, Tex., 1985, Transactions, p. C1-C14.



• Walsh, John, Brown, Susan, and Asquith, George, 1993, Correlating CEC data between wells - an example: Society of Professional Well Log Analysts Annual Logging Symposium, 34th, Calgary, Alberta, Canada, 1993, p. Q1-Q12.



• Wildenschild, Dorthe, Roberts, J.J., and Carlberg, E.D., 1999, Influence of microstructural properties on geophysical measurements in sand-clay mixtures, in Powers, M.H., Cramer, Lynn, and Bell, R.S., comp. and eds., Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, March 14-18, 1999: Wheat Ridge, Colo., Environmental and Engineering Geophysical Society, p. 445-454.



• Yuan, H.H., and Diederix, K.M., 1987, The role of membrane potential measurements in shaly sand evaluation: Society of Professional Well Log Analysts Annual Logging Symposium, 28th, 1987, Transactions, p. GG1-GG19.