1. A free reddish earth, mixed with much mud, a very small quantity of vitrifiable sand, and somewhat more of calcinable sand 13 0 2. A free earth mixed with gravel, and a little more vitrifiable sand 2 6 3. Mud mixed with vitrifiable sand in a great quantity, and which made but very little effervescence with aquafortis 3 0 4. Hard marl, which made a very great effervescence with aquafortis 2 0 5. Pretty hard marl stone 4 0 6. Marl in powder, mixed with vitrifiable sand 5 0 7. Very fine vitrified sand 1 6 8. Marl very like earth mixed with a very little vitrifiable sand 3 6 9. Hard marl, in which was real flint 3 6 10. Gravel, or powdered marl 1 0 11. Eglantine, a stone of the grain and hardness of marble, and sonorous 1 6 12. Marly gravel 1 6 13. Marl in hard stone, whose grain was very fine 1 6 14. Marl in stone, whose grain was not so fine 1 6 15. More grained and thicker marl 2 6 16. Very fine vitrifiable sand, mixed with fossil sea-shells, which had no adherence with the sand, and whose colours were perfect 1 6 17. Very small gravel, or fine marl powder 2 0 18. Marl in hard stone 3 6 19. Very coarse powdered marl 1 6 20. Hard and calcinable stone, like marble 1 0 21. Grey vitrifiable sand mixed with fossil shells, particularly oysters and muscles which have no adherence with the sand, and which were not petrified 3 0 22. White vitrifiable sand mixed with similar shells 2 0 23. Sand streaked red and white, vitrifiable and mixed with the like shells 1 0 24. Larger sand, but still vitrifiable and mixed with the like shells 1 0 25. Fine and vitrifiable grey sand mixed with the like shells 8 6 26. Very fine fat sand, with only a few shells 3 0 27. Brown free stone 3 0 28. Vitrifiable sand, streaked red and white 4 0 29. White vitrifiable sand 3 6