![Page 1: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/1.jpg)
Finer fraction from ‘Core 8’optical image – mount is ~10 mmdiameter; note shell fragments
Samples were washed briefly in distilled water, rinsed in methanol, air-driedmounted on aluminum stubsusing double-stick tape
![Page 2: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/2.jpg)
Coarser fraction from ‘Core 8’Optical image – mount is ~10 mmNote seed casing (arrow); fragment of gypsum crust
![Page 3: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/3.jpg)
Finer fraction from ‘Core 12’Optical image – mount is ~10 mmquartz, k-feldspar are dominant mineralsdarker grains are rock fragments
![Page 4: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/4.jpg)
Coarser fraction from ‘Core 12’note rounding of larger grains of quartz
![Page 5: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/5.jpg)
SEM-BSE Core 8 Coarse fractionnote gypsum crystals (arrows)
![Page 6: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/6.jpg)
SEM-BSE Core 8 Coarse fractioncloser view of previous frame
![Page 7: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/7.jpg)
SEM-BSE Core 8 Coarse fractiongypsum crystals
![Page 8: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/8.jpg)
SEM-BSE Core 8 Coarse fractiongypsum crystals encrusting lithicfragment
![Page 9: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/9.jpg)
SEM-BSE Core 8 Coarse fractionnote seed casing; shell fragment
![Page 10: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/10.jpg)
SEM-BSE Core 8 Coarse fractiondark (in optical view) lithic fragment
![Page 11: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/11.jpg)
SEM-BSE Core 8 Coarse fractionFE-Mn mineral on quartz grain
![Page 12: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/12.jpg)
SEM-BSE Core 8 Coarse fractionshell fragment (arrow)
![Page 13: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/13.jpg)
SEM-BSE Core 12 – Fine Fractiongeneral view
![Page 14: Finer fraction from ‘Core 8’ optical image – mount is ~10 mm diameter; note shell fragments Samples were washed briefly in distilled water, rinsed in methanol,](https://reader035.vdocuments.net/reader035/viewer/2022062713/56649cbb5503460f9498347f/html5/thumbnails/14.jpg)
SEM-BSE Core 12 – Coarse Fractionnote rounding of large quartz grain (arrow)