mineral
quartz is a basic mineral and can be in any type of rock
Amethyst is a mineral, a form of quartz.
Fundamentally it is a mineral, however it is possible to get a rock type made entirely of quartz, in which case the rock would be called a Quartzite.
Quartz and feldspars are the most common minerals found in continental crustal rocks.
None of them. Quartz is a mineral, not a rock type. Quartz could be found among any of the three classifications of rock--igneous, sedimentary, or metamorphic.
Quartz is a rock-forming mineral--and can be found in all three rock types. There is no igneous rock formation that is exclusively composed of the mineral quartz.
Rose quartz is a variety of quartz which is a mineral.
Quartz is a mineral composed of silicon and oxygen, SiO2.
It is a mineral
quartz is a basic mineral and can be in any type of rock
quartz is a basic mineral and can be in any type of rock
technically, quartz is not a rock. it is a mineral. quartz can be found in any type of rock
Quartz is a mineral
Rose quartz is actually a silicate mineral that may appear in metamorphic, sedimentary, and igneous rocks.
Quartz is a mineral, not a rock.
quartz itself, but you will find fragments of quartz of all sizes in both sedimentary and metamorphic rocks.
Quartz is a mineral not a rock. Fossils can be found associated with quartz in sedimentary rock not inside the quartz.