Sorosilicates (2:7) Flashcards
1
Q
Sorosilicate group
A
epidote group and other
2
Q
Epidote group
A
- clinozoisite
- epidote
- allanite
3
Q
clinozoisite
A
monoclinic; Ca2Al3O (SiO4)(Si2O7)(OH)
4
Q
Epidote
A
monoclinic; Ca2(Al,Fe)Al2O (SiO4)(Si2O7)(OH
5
Q
allanite
A
monoclinic; (Ca,Ce)2 Al2O (SiO4)(Si2O7) (OH)
6
Q
hemimorphite
A
orthorhombic; Zn4(Si2O7)(OH)2(OH)2 * H2O
7
Q
Lawsonite
A
orthorhombic; CaAl2(Si2O7)(OH)2 * H2O
8
Q
vesuvianite
A
Tetragonal; Ca10(Mg,Fe)2Al4 (SiO4)5(Si2O7)2(OH)4