| Title | Pages / Words | Save |
| National Geographic: Mysteries Underground | 2 / 555 |  |
| The Luminescence Of Black Light | 2 / 444 | |
| The Dark Ages : Were They Darker Than We Imagined | 12 / 3353 | |
| Rocks | 3 / 667 | |
| mineral | 1 / 218 | |
| Minerals | 1 / 184 | |
| ionic crystlas | 7 / 2028 | |
| Global Warming | 8 / 2356 | |
| Crinoids | 2 / 565 | |
| Chemical parameters of fresh waters | 4 / 1185 | |
| Calcite | 2 / 589 | |
| Archie equation Petrophysics | 22 / 6394 | |
| golden spiral | 4 / 1169 | |
| research papers | 3 / 659 | |
| Mining Dictionary | 24 / 6948 | |
| King Tut | 3 / 657 | |
| King Tut | 3 / 657 | |
| gold | 36 / 10648 | |
| Global Warming | 21 / 6278 | |
| Concretions | 5 / 1295 | |
| Acid Rain | 2 / 331 | |
| The Effects of Climatic Change on the Fall of Civilization | 6 / 1743 | |
| la grotte de lascaux | 6 / 1514 | |
| Speacial | 7 / 1824 | |
| Psychology | 3 / 854 | |
| Copper And Molybdenum Deposits In The United States | 9 / 2673 | |
