G

Gadolinite

Gahnite (Spinel Group)

Galena

Ganophyllite 

Garnet

Gatehouseite

Geocronite

Georgiadesite

Gilaite

Gilmarite

Gismondine

Glaucophane

Glaucosphaerite

Gmelinite

Goethite

Gonnardite

Gorceixite

Götzenite

Graphite

Grossular (Garnet Supergroup)

Groutite

Guarinite

Gunterblassite

Gypsum

Gyrolite