Scientists believe Adam is composed of the following:
| Atomic Number | Element | Percent of Mass |
| 8 | Oxygen | 65% |
| 6 | Carbon | 18% |
| 1 | Hydrogen | 10% |
| 7 | Nitrogen | 3% |
| 20 | Calcium | 1.4% |
Scientists believe Adam is composed of the following:
| Atomic Number | Element | Percent of Mass |
| 8 | Oxygen | 65% |
| 6 | Carbon | 18% |
| 1 | Hydrogen | 10% |
| 7 | Nitrogen | 3% |
| 20 | Calcium | 1.4% |