Nielsbohrite 
K(UO2)3AsO4(OH)4 • H2O [CNMNC approved formula]
Named for Niels Henrik David Bohr (1885-1962), Danish physicist and Nobel Prize winner in Physics (1922) who made fundamental contributions to understanding atomic structure and quantum mechanics.
| IMA status : | Approved Species 2006 () |
| CLASSIFICATION | |
| Dana (8th edition) : |
42.01.03.01 (This Dana# Added) |
| (42) Hydrated Phosphates Containing Hydroxyl or Halogen | |
| (42.01) where (A)3 (XO4) Zq · x(H2O) | |
| (42.01.03) | |
| Nickel-Strunz (10th edition) : |
08.EC.45 |
| (08) Phosphates, Arsenates, Vanadates | |
| (08.E) Uranyl Phosphates and Arsenates | |
| (08.EC) UO2:RO4 = 3:2 | |
| Crystal system: | Orthorhombic System |
| Point group (H-M): | mmm (or 2/m 2/m 2/m) — dipyramidal |
| Other Properties: | Radioactive. |
| Comments: | Radioactive. |