G
Gadolinite
Gaidonnayite
Galena
Ganophyllite
Garnet
Garnierite
Gartrellite
Gartrellite psm carminite
Gaspéite
Gatehouseite
Gaudefroyite
Geerite
Geocronite
Gehlenite
Georgiadesite
Gibbsite
Gilaite
Gilmarite
Gismondine
Glaucophane
Glaucosphaerite
Gmelinite
Goethite
Gonnardite
Gorceixite
Gordaite
Gormanite
Götzenite
Goudeyite
Goyazite
Graphite
Greifensteinite
Grossular (Garnet Supergroup)
Groutite
Gugiaite
Gunterblassite
Gypsum
Gyrolite