What mineral is this?
sulfur
What rock is this? (igneous, sedimentary or metamorphic)
metamorphic
What mineral is this?
hematite
What rock is this? (igneous, sedimentary or metamorphic)
igenous
What mineral is this?
gypsum
What mineral is this?
copper
What mineral is this?
quartz
What rock is this? (igneous, sedimentary or metamorphic)
sedimentary rock
What mineral is this?
graphite