| Chemical element | Symbol | Mass fraction, mass% | Molar fraction, mol% |
| Hydrogen | H | 18.30 | 87.43 |
| Helium | Нe | 1.856∙10−5 | <0.01 |
| Boron | B | 4.22∙10−5 | <0.01 |
| Carbon | С | 0.755 | 0.30 |
| Nitrogen | N | 5.562∙10−3 | <0.01 |
| Oxygen | О | 0.139 | 0.04 |
| Fluorine | F | 1.26∙10−7 | <0.01 |
| Neon | Ne | 2.675∙10−6 | <0.01 |
| Sodium | Na | 13.41 | 2.81 |
| Magnesium | Mg | 13.89 | 2.75 |
| Aluminum | Al | 8.769 | 1.57 |
| Silicon | Si | 9.028 | 1.55 |
| Phosphorus | P | 5.715∙10−3 | <0.01 |
| Sulfur | S | 0.379 | 0.06 |
| Chlorine | Cl | 4.21∙10−4 | <0.01 |
| Argon | Ar | 1.883∙10−4 | <0.01 |
| Potassium | K | 3.76 | 0.46 |
| Calcium | Ca | 8.79 | 1.06 |
| Scandium | Sc | 3.601∙10−3 | <0.01 |
| Titanium | Ti | 0.210 | 0.02 |
| Vanadium | V | 2.329∙10−2 | <0.01 |
| Chromium | Cr | 1.046 | 0.10 |
| Manganese | Mn | 0.452 | 0.04 |
| Iron | Fe | 19.42 | 1.67 |
| Cobalt | Co | 6.153∙10−2 | 0.01 |
| Nickel | Ni | 1.627 | 0.13 |
| Total balance | 100.00 | 100.00 | |