fracture
The hardest mineral is diamond, and the softest mineral is talc.
The softest known mineral is 'TALC'. The hardest known mineral is 'DIAMOND' (according to Friedrich Mohs scale)
Diamond is the hardest mineral known.
The mineral is called bornite.
Oil is the most-known mineral fuel.
Each known mineral has a specific chemical composition.
Diamond is the hardest mineral currently known and is an allotrope of carbon.
Emerald is a mineral. Specifically, it is a variant of the mineral known as beryl.
yes
luster
the answer is talc.
Calcium carbonate (known as calcite CaCO3) is a common carbonate rock-forming mineral.