inosilicates Flashcards
single inosilicates group (1:2)
- enstatite-ferrosiite series
- diopside-hedenbergite series
- sodium pyroxene group
- pyroxenoid group
- others
enstatite-ferrosilite series (orthorhombic)
- enstatite
- ferrosilite
- pigeonite
enstatite
orthorhombic, MgSiO3
ferrosilite
orthorhombic, FeSiO3
Pigionite
orthorhombic, Ca0.25(Mg,Fe)1.75Si2O6
diopside-hedenbergite series (monoclinic)
- diopside
- hedenbergite
- augite
diopside
monoclinic, CaMgSi2O6
hedenbergite
monoclinic, CaFeSi2O6
augite
monoclinic, (Ca,Na)(Mg,Fe,Al) (Si,Al)2O6
sodium pyroxene group (monoclinic)
- jadeite
- aegerine
jadeite
monoclinic, NaAlSi2O6
aegerine
monoclinic, NaFeSi2O6
pyroxenoid group (tetragonal)
- wollastonite
- rhodonite
- pectolite
wollastonite
tetragonal, CaSiO3
rhodonite
tetragonal, MnSiO3
pectolite
tetragonal, Ca2NaH(SiO3)3
omphacite
monoclinic, (Ca,Na) (Mg,Fe2,Fe3,Al) Si2O6
spodumene
monoclinic, LiAlSi2O6
hypersthene
orthorhombic, (Mg,Fe)SiO3
cummingtonite series (monoclinic)
- cummingtonite
- grunerite
double chain inosilicates (4:11)
- cummingtonite series
- tremolite series
- sodium amphibole
cummingtonite
monoclinic, (Mg,Fe)7 Si8O22(OH)2
grunerite
monoclinic, Fe7Si8O22(OH)2
tremolite series (monoclinic)
- tremolite
- actinolite
- hornblende
tremolite
monoclinic, Ca2Mg5Si8O22(OH)2
actinolite
monoclinic, Ca2(Mg,Fe)5 Si8O22 (OH)2
hornblende
monoclinic, (Ca,Na)2-3 (Mg,Fe,Al)5Si6(Si,Al)2O22(OH)2
sodium amphibole group (monoclinic)
- glaucophane
- riebeckite
glaucophane
monoclinic, Na2Mg3Al2Si8O22(OH)2
riebeckite
monocliniic, Na2Fe3Fe2Si8O22(OH)2