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