CONTENTS 



Page 



Litroduction 1 



Chemical methods and procedures 3 



General 3 



Methods 3 



Loss on ignition 3 



Insoluble residue 3 



Aluminum oxide 3 



Ferric oxide 6 



Manganous oxide 7 



Magnesium oxide 8 



Potassiunn oxide 8 



Calcium oxide 9 



Phosphorus pentoxide 1 



Strontium 1 1 



Chloride 12 



Geological methods and procedures 13 



General 13 



Sample storage and catalogue procedure 13 



General notes on methods and calculations 13 



Formulae 14 



Method s 14 



Textural analysis 14 



Carbonate 14 



Organic nitrogen 15 



Organic carbon 15 



Sediment type 16 



Heavy mineral contents 17 



General character of bottom nnaterials 17 



Station and sample locations 19 



Acknowl edg ment s 23 



Literature cited 23 



Explanation of tables 25 



Chemical and physical properties of bottom sediments by stations . 28 



Table 1 28 



FIGURES 



Frontispiece. --M/V Theodore N. Gill at berth in Brunswick, Georgia 



1. Basic station plan 2 



2. Modified orange-peel bottonn sampler 4 



3. Tetrahedron for determining textural type 16 



4. Pattern of the sediment textural types 18 



5. Positions of samples of bottom sedinnents 20 



6. Positions of samples of bottom sedinnents 21 



7. Positions of samples of bottom sediments 22 



ill 



