| Term: | Old snow |
| Definition: | Deposited snow whose transformation intofirn is so far advanced that the original form of the ice crystals can no longer be recognized (cf. Firn). |
| Term: | Old snow |
| Definition: | Deposited snow whose transformation into firn is so far advanced that the original form of the ice crystals can no longer be recognized. |
| Term: | Old snow |
| Definition: | Deposited snow whose transformation into firn is so far advanced that the original form of the ice crystals can no longer be recognized. |
| Term: | Old snow |
| Definition: | Deposited snow in which the original crystalline forms are no longer recognizable, such as firn, spring snow. |