Stockdcde: Stylolites 



71 



TABLE No. 3 



Analyses of Fresh Limestone and Its Residual Clays (Collected from Two 

 Horizons), Campus of ^Mississippi Agricultm-al and Mechanical College. 

 From: Logan, W. X. 1907. Mississippi Geological Survey, Bull. 2, Part I, 

 p. 222. 



Constituents 



Moisture (H.O) . 

 Volatile matter 



(CO2, etc.).... 

 Silica (SiOo) .... 

 Ferric oxide 



(Fe^Os) 



Alumina (AI2O3) 



Lime (CaO) 



iMagnesia (MgO) 

 Sulphur trioxide 



(SO3) 



Total. 



0.81 



28.61 

 27.05 



5.45 

 6.45 

 30.21 

 0.00 



0.32 



II 



4.06 



8.60 

 60.43 



10.05 

 13.15 

 2.13 

 0.54 



0.36 



III 



0.00 



24.75 

 0.00 



0.94 

 0.55 

 29.26 

 0.00 



0.16 



IV 



a o 



Gain 



13.48 

 100.00 



82.70 

 91.40 

 3.16 

 Gain 



50.45 



90 99.32 55.66 98.90 55 



O !Z! 



« 55 5 



Gain 



86.52 

 0.00 



17.30 

 8.60 

 96.84 

 Gain 



49.55 



VI 



2.95 



10.90 

 56.97 



10.40 

 15.09 

 1.00 

 1.25 



0.34 



VII 



'J^ x 

 CU o c 



0.00 



23.72 

 1 .55 



0.78 

 Gain 

 29.76 



0.00 



0.17 



VIII 



to- 



Gain 



17.09 

 *94.27 



85.59 

 104.00 

 1.48 

 Gain 



47.65 



IX 



Gain 



82.91 

 5.73 



14.41 

 Gain 

 98.52 

 Gain 



52.35 



*Silica in II taken as constant. 



Column I. Fresh Selma limestone. 



II. Residual clay of I, collected at bottom of deposit near contact 

 with limestone. 



III. Percentage of loss for entire rock. 



IV. Percentage of each constituent saved. 

 V. Percentage of each constituent lost. 



VI. Residual clay of I, collected in middle of deposit, above II. 

 VII. Percentage of loss for entire rock. 

 VIII. Percentage of each constituent saved. 

 IX. Percentage of each constituent lost. 

 Columns III, IV, V, VII, VIII, IX calculated by the writer. 



