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- 3.2 Distinguish between calcite and dolomite? 3.3 Explain the difference between the terms silicon and silicates.Real clay crystals are not pure silicates or aluminates. a. True b. Falseis one of the basic and most popular units of clay minerals. Select one: a. Alumina octahedron b. Alumina hexahedron c. Silica octahedron d. Silica tetrahedron
- Ca+2 = 36.8mg/L Mg+2 = 2.9mg/L HCO3 = 98mg/L pH = 7.53 Temp = 9C Calculate the following: a. Hardness in units of mg/L as CaCO3 b. Ionic strength (be sure to include H++ and OH--) c. PCO2 in equilibrium with the sample d. Saturation index with respect to calcite (SIC) e. Saturation index with respect to dolomite (SID)Match the stability to the clay type: Kaolinite Choose. Choose Intermediate stability Ilite Montmorillonite Least stable Most stableQ6/ A-Give one example for each case: 1 Basic volcanic rock with fine grains size with dark color. 2 Acidic volcanic rock with glassy texture light color 3 Basic platonic rock with coarse grains size and dark color 4 Plutonie ultra-basic rock and dark color 5 Mechanical Sedimentary loose rock() with diameter >2 mm B- Give the value for the following: 1 Ratio of the Aluminum in whole carth. 2 The thickness of the Atmosphere. 3 Poisson ratio range for rocks. 4 Range of the tunnels diameter in TBM (Tunnel Boring Machines) method. 5 Hardness of Quartz in Mohs scale.
- Which type of hardness can be removed by Boiling? Select one: a. Permanent and Temporanry Hardness b. Temporary Hardness C. None of the answers d. Permanent HardnessThe hardness of a mineral is determined .by Moh's scale of hardness False TrueThe porosity is the ratio of void volume to total volume True O False The marble is sedimentary rock True O False O Solution of Kirsch is used to find Stresses around a circular hole in anisotropic initial stress field True O False O
- Montmorollonite clay is the same as illite clay except for the potassium cations Select one: True FalseDetermine the ratio of RB/RAFine-grained dolomite might not effervesce in cold, dilute, hydrochloric acid and chert will not. What tests should be performed to tell these two rocks apart? What might be done to make the acid test more helpful? Explain.