Neither, they are metal (probably brass).
mineral
Mineral
An accessory mineral is a mineral present in small amounts in a rock, but not considered to be characteristic of the rock.
Galena is a mineral.
Dolostone is a rock. Dolomite is the mineral often composing dolostone.
mineral
Mineral
the mineral is clay and there is no rock
what? Why do you need to know where my house keys are?
It is a mineral or a number of minerals which are part of the composition of rock.
A mineral is a rock, so yes.
Magnetite is classified as a mineral, not a rock.
Magnetite is classified as a mineral, not a rock.
Cobalt is a mineral, not a rock.
is a mineral
It is a mineral
a mineral