Apophyllite
compound
KCa4Si8FO28H16
A glassy mineral prized by collectors for its perfect square crystal towers
Collectors prize apophyllite for its glassy, mirror-like faces and perfectly geometric tower-shaped crystals.
Material
Gallery canvas set in a solid wood floating frame.
Frame
Brown
$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 | Apophyllite — P4/mnc |
| Formula | KCa4Si8FO28H16 |
| Crystal system | tetragonal |
| Space group | P 4/m n c |
| Lattice (a, b, c) Å | 8.965, 8.965, 15.767 |
| Angles (α, β, γ) ° | 90, 90, 90 |
| Density (g/cm³) | 2.378 |
Structure data: Crystallography Open Database · Public domain (CC0)