the answer is talc.
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)
The hardest mineral is diamond, and the softest mineral is talc.
Talc is the softest mineral. The Mohs hardness scale goes like this, from softest to hardest: 1. Talc, 2. Gypsum, 3. Calcite, 4. Fluorite, 5. Apatite, 6. Orthoclase Feldspar, 7. Quartz, 8. Topaz, 9. Corundum, 10. Diamond.
I'm pretty sure it's talc.
A diamond and talc
Talc
Talc.
Graphite
It is talc
Talc is the softest mineral on the scale
The softest mineral is talc, and the hardest is diamond. You can check this on the Mohs hardness scale.