| Hardness (Mohs) | Mineral | Group |
| 5 | Apatite | |
| 5 | Childrenite | |
| 5 | Dioptase | |
| 5 | Eosphorite | |
| 5 | Herderite | |
| 5 | Poldervaartite | |
| 5 | Poudretteite | |
| 5 | Triplite | |
| 5 | Vaeyrynenite | |
| 5 - 5.5 | Analcime | |
| 5 - 5.5 | Datolite | |
| 5 - 5.5 | Eudialyte | |
| 5 - 5.5 | Lazurite | |
| 5 - 5.5 | Microlite | |
| 5 - 5.5 | Monazite-(Ce) | |
| 5 - 5.5 | Natrolite | |
| 5 - 5.5 | Olmiite | |
| 5 - 5.5 | Scolecite | |
| 5 - 5.5 | Serandite | |
| 5 - 5.5 | Titanite / Sphene | |
| 5 - 6 | Actinolite | |
| 5 - 6 | Catapleiite | |
| 5 - 6 | Charoite | |
| 5 - 6 | Diopside | |
| 5 - 6 | Edenite | |
| 5 - 6 | Hackmanite | |
| 5 - 6 | Hauyne | Feldspar |
| 5 - 6 | Hematite | |
| 5 - 6 | Ilmenite | |
| 5 - 6 | Lapis Lazuli | |
| 5 - 6 | Larimar | |
| 5 - 6 | Lazulite | |
| 5 - 6 | Meionite | |
| 5 - 6 | Neptunite | |
| 5 - 6 | Pargasite | |
| 5 - 6 | Richterite | |
| 5 - 6 | Sellaite | |
| 5 - 6 | Tremolite | |
| 5 - 6 | Turquoise | |
| 5 - 6.5 | Scapolite | |
| 5.5 | Brazilianite | |
| 5.5 | Enstatite | |
| 5.5 | Stibiotantalite | |
| 5.5 | Willemite | |
| 5.5 - 6 | Afghanite | |
| 5.5 - 6 | Allanite-(Ce) | |
| 5.5 - 6 | Anatase | |
| 5.5 - 6 | Beryllonite | |
| 5.5 - 6 | Brookite | |
| 5.5 - 6 | Bustamite | |
| 5.5 - 6 | Ilvaite | |
| 5.5 - 6 | Inesite | |
| 5.5 - 6 | Marialite | |
| 5.5 - 6 | Montebrasite | |
| 5.5 - 6 | Opal | |
| 5.5 - 6 | Pyroxmangite | |
| 5.5 - 6 | Sodalite | |
| 5.5 - 6.5 | Nephrite | |
| 5.5 - 6.5 | Rhodonite | |
| 5.5 - 6.6 | Moldavite | |
| 5.5 - 7 | Narsarsukite | |