G
Gadolinite
Gahnite (Spinel Group)
Galena
Ganophyllite
Garnet
Geocronite
Georgiadesite
Gilaite
Gilmarite
Gismondine
Glaucophane
Glaucosphaerite
Gmelinite
Goethite
Gonnardite
Gorceixite
Götzenite
Graphite
Grossular (Garnet Supergroup)
Groutite
Guarinite
Gunterblassite
Gypsum
Gyrolite