Input interpretation
![népouite (mineral) | crystal system](../image_source/4aded0b31be1a643cea32e2df2b44313.png)
népouite (mineral) | crystal system
Result
![orthorhombic](../image_source/c3b86085998a030e537e6f6d462f0042.png)
orthorhombic
Basic properties
![crystal family | orthorhombic required symmetries | 3 2-fold rotation axes or 1 2-fold rotation axis and 2 mirror planes Bravais lattices | 4 point groups | 3 space groups | 59](../image_source/5b8685352dcb4daaeec421a2847da0e3.png)
crystal family | orthorhombic required symmetries | 3 2-fold rotation axes or 1 2-fold rotation axis and 2 mirror planes Bravais lattices | 4 point groups | 3 space groups | 59