Lava stalagmite
Narusawa, Yamanashi-ken
Heaped up hot lava-drops cool down to form this lava stalagmite.
財）石の博物館TM
Kiseki Museum
Collection Photo Album
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Lava stalagmite Narusawa, Yamanashi-ken |
| Just after the lava tunnel is made, the temperature inside the tunnel is still very high and lava drops from the inside wall of the tunnel. Heaped up hot lava-drops cool down to form this lava stalagmite. |
