Niter
KNO3 [CNMNC approved formula]
Named derived from Herbraic neter, used in ancient times for alkaline salts extracted by water from vegetable ashes.
| IMA status : | Valid species (Pre-IMA) Grandfathered |
| CLASSIFICATION | |
| Dana (8th edition) : |
18.01.02.01 |
| (18) Simple Nitrates | |
| (18.01) where A xNO3 · x(H2O), x can equal zero | |
| (18.01.02) Niter Series | |
| Nickel-Strunz (10th edition) : |
05.NA.10 |
| (05) Carbonates and Nitrates | |
| (05.N) Nitrates | |
| (05.NA) Without OH or H2O | |
| Crystal system: | Orthorhombic System |
| Point group (H-M): | mmm (or 2/m 2/m 2/m) — dipyramidal |
| Other Properties: | H2O Soluble. |