Lipid Biomarkers and Their Specific Carbon Isotopic Composition from Cold Seep Community Authigenic Carbonates and Sediment from the Mid-Atlantic, USA: Norfolk and Baltimore Canyons
						
					
					
					
					
				Lipid Biomarkers and Their Specific Carbon Isotopic Composition from Cold Seep Community Authigenic Carbonates and Sediment from the Mid-Atlantic, USA: Norfolk and Baltimore Canyons
						