EXPLANATION OF PLATE 2. 
Fig. 1.—View in pit No. 25 of Central Phosphate Company in Alachua 
County, showing irregular top surface of the Vicksburg Limestone (Ocala for¬ 
mation) after removal of the phosphate deposit- The limestone here as else¬ 
where in the phosphate section projects as peaks- 
Fig. 2.—View showing the irregular top surface of the Miami oolitic lime¬ 
stone, Dade County, after the removal of the superficial sands. Photo by R 
M. Harper. 
Fig- 3-—View in the plate rock phosphate pit at Anthony, showing the 
laminated structure of the plate rock deposit. The solution of the underlying 
limestone has permitted subsidence of the phosphate deposit, the folding being 
due to irregular subsidence. 
