Figure F2. Composite digital photograph of Section 198-1214A-23R-1, which contains the sedimentary sequence spanning the lower Aptian Oceanic Anoxic Event (OAE1a). The red arrows indicate the location of layers that may be altered tuff deposits.

Figure F2. Composite digital photograph of Section 198-1214A-23R-1, which contains the sedimentary sequence spanning the lower Aptian Oceanic Anoxic Event (OAE1a). The red arrows indicate the location of layers that may be altered tuff deposits.