From Wikipedia, the free encyclopedia
L'escala de Mohs es lo metòde principau per determinar la duretat d'un minerau. Es un sistèma simple onte cada minerau raia lo precedent o es raiat per lo seguent. Lei mineraus de l'escala son :
Duretat | Nom | Fòto | Estructura quimica |
1 | Talc | ![]() |
Mg3Si4O10(OH)2 |
2 | Gip | ![]() |
CaSO4, 2H2O |
3 | Calcita | ![]() |
CaCO3 |
4 | Fluorita | ![]() |
CaF2 |
5 | Apatita | ![]() |
Ca5(PO4)3(HO-, Cl-, F-) |
6 | Feldspat | ![]() |
KAlSi3O8 |
7 | Qüars | ![]() |
SiO2 |
8 | Topazi | ![]() |
Al2SiO4(HO-, F-)2 |
9 | Corindon | ![]() |
Al2O3 |
10 | Diamant | ![]() |
C |
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