Ořechov
Tabulka 2. EDX analýzy biotitu z granitu od Ořechova, voda dopočtena.
| 1 | 2 | |
| SiO2 | 34,935 | 35,183 |
| TiO2 | 2,165 | 2,461 |
| Al2O3 | 20,113 | 20,653 |
| FeO | 22,130 | 21,119 |
| MnO | 0,506 | 0,392 |
| MgO | 4,897 | 4,823 |
| K2O | 9,974 | 10,020 |
| H2O | 3,851 | 3,875 |
| suma | 98,571 | 98,526 |
| Si+4 | 2,720 | 2,722 |
| Ti+2 | 0,127 | 0,143 |
| Al+3 | 1,846 | 1,884 |
| Fe+2 | 1,441 | 1,367 |
| Mn+2 | 0,033 | 0,026 |
| Mg+2 | 0,568 | 0,556 |
| K+ | 0,991 | 0,989 |
| H+ | 2,000 | 2,000 |
| siderop.+eastonite | 36,0% | 38,7% |
| annite | 45,9% | 43,6% |
| phlogopite | 18,1% | 17,7% |