Gneiss is a rock, not a mineral.
Not a mineral but a rock. Schist comes asfter phyllite ut before gneiss.
A Gneiss is a Metamorphic rock
pegmatite
Gneiss usually consists of visible crystals of aligned mineral assemblages.
Gneiss and mineral deposits.
biotite mica
Metamorphic
I dont think so because a rock can not have cleavage, but a mineral can
The term is not applicable here. The terms fracture and cleavage refer to the manner in which minerals break. Gneiss is not a mineral, it is a rock composed of multiple minerals.
quartz
native if that is a mineral group
A corny science mineral joke is.I have a nice piece of gneiss.Or any jokes you can relate to that.Because the mineral gneiss is pronounced nice, as it sounds to others.If someone has a shirt thats banded or u see a zebra with stripes or something, you can say thats gneiss!