A Sand and Gravel Pit 



B Peat Producer 



C Limestone Quarry 



D Dolomite Quarry 



E Clay Mine 



F Kaolin Mine 



G Fullers Earlti Mine 



H Petroleum Field 



I Phosphate. Land Pebble Mine 



J Phosphate. Sod Rock Mine 



K Heavy Mineral Sand Mine 



L Portland Cement Plant 



M Lime Kiln 



.'•i-.- 



Figure 2. Florida mineral industries (Wood and Fernald 1974), 



136 



