Skarn Mineralogy
- Group End members Abr. Composition Series
- Garnet
- grossularite Gr Ca3Al2(SiO4)3 grandite
- andradite Ad Ca3Fe2(SiO4)3
- spessartine Sp Mn3Al2(SiO4)3
- almandine Al Fe3Al2(SiO4)3 sub-calcic garnet
- pyrope Py Mg3Al2(SiO4)3
- Pyroxene
- diopside Di CaMgSi2O6 salite
- hedenbergite Hd CaFeSi2O6
- johannsenite Jo CaMnSi2O6
- fassaite Fas Ca(Mg,Fe,Al)(Si,Al)2O6
- Olivine
- larnite Ln Ca2SiO4 monticellite
- forsterite Fo Mg2SiO4
- fayalite Fa Fe2SiO4 knebelite
- tephroite Tp Mn2SiO4
- Pyroxenoid
- ferrosilite Fs FeSiO3 pyroxmangite
- rhodonite Rd MnSiO3
- wollastonite Wo CaSiO3 bustamite
- Amphibole
- tremolite Tr Ca2Mg5Si8 O22(OH)2 actinolite
- ferroactinolite Ft Ca2Fe5Si8 O22(OH)2
- manganese actinolite Ma Ca2Mn5Si8 O22(OH)2
- hornblende Hb Ca2(Mg,Fe)4Al2Si7 O22(OH)2
- pargasite Pg NaCa2(Mg,Fe)4Al3Si6 O22(OH)2
- cummingtonite Cm Mg2(Mg,Fe)5Si8 O22(OH)2
- dannemorite Dm Mn2(Fe,Mg)5Si8 O22(OH)2 sub-calcic amphibole
- grunerite Gru Fe2(Fe,Mg)5Si8 O22(OH)2
- Epidote
- piemontite Pm Ca2(Mn,Fe,Al)3(SiO4)3 (OH)
- allanite All (Ca,REE)2(Fe,Al)3(SiO4)3 (OH)
- epidote Ep Ca2(Fe,Al)3(SiO4)3 (OH)
- clinozoisite Cz Ca2Al3(SiO4)3 (OH)
- Plagioclase
- anorthite An CaAl2Si2O8
- albite Ab NaAlSi3O8
- Scapolite
- marialite Ml Na4Al3Si9O24 (Cl,CO3,OH,SO4)
- meionite Me Ca4Al3Si6O24 (CO3,Cl,OH,SO4)
- Other
- Axinite Ax (Ca,Mn,Fe, Mg)3Al2BSi4O15 (OH)
- vesuvianite (idocrase) Vs Ca10(Mg,Fe,Mn)2Al4Si9O34 (OH, Cl, F)4
- prehnite Pr Ca2Al2Si3O10 (OH)2
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Last Updated:
October 19, 2007
© 1995 (Larry Meinert)
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