melting river ice. columnar and needle-like structure of crystals. ice floe in the spring on the banks of the amur river

crystal weather arctic river material melt fracture form purple glaciology fantastic structure floating climate winter spring ice cool block blue freeze glacial white warming outdoor needle close horizontal crack photography melting clear formation surface drifting abstract scenic glacier floe seasonal background icy nature snow texture cold sun natural ice columnar needle-like crystals banks amur river view large blocks solid water selective focus