Talc
compound
Mg3Si4O10(OH)2
The softest mineral on Earth — the reference point for hardness scale zero
Talc sits at the very bottom of the Mohs hardness scale — so soft you can scratch it with a fingernail.
Material
Gallery canvas set in a solid wood floating frame.
Frame
Black
$70.00
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See it on your wall
Shown true-to-size - a 8×10in piece scaled against real furniture.
Crystallography
| Catalogue identity | Talc — C-1 |
| Formula | Mg3Si4O10(OH)2 |
| Crystal system | monoclinic |
| Space group | C 1 2/c 1 |
| Lattice (a, b, c) Å | 5.26, 9.1, 18.81 |
| Angles (α, β, γ) ° | 90, 100, 90 |
| Density (g/cm³) | 2.841 |
Structure data: Crystallography Open Database · Public domain (CC0)