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Chimbote-Huallanca railroad damaged as the result of differential compaction and lateral spreading of water-saturated unconsolidated sediments. Peru. 1970. Published as figure 9 in U. S. Geological Survey Circular 639. 1970.
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Aerial view showing mountain range including Nevada Huascaran, highest peak in Peru. Massive avalanche of ice and rock debris, triggered on North Peak by May 31, 1970 earthquake, buried towns of Yungay and Ranrahirca, killing more than 20,000 people - about 40 per cent of total death toll. Avalanche started with sliding of mass of glacial ice and rock about 3,000 feet wide and one mile long that swept downslope about nine miles to Yungay at average speed of over 100 miles an hour. Ice picked up morainal material; by the time mass reached Yungay, is estimated to have consisted of about 80 million cubic feet of water, mud and rocks. Peru. 1970. (Photo by Servicio Aerofotografico National) Published as figure 2 in...
    map background search result map search result map Aerial view showing mountain range including Nevado Huascaran, highest peak in Peru. Massive avalanche of ice and rock debris, triggered on North Peak by Peru earthquake buried towns of Yungay and Ranrahirca. Peru. 1970. Chimbote-Huallanca railroad damaged as the result of the Peru earthquake. 1970. Aerial view showing mountain range including Nevado Huascaran, highest peak in Peru. Massive avalanche of ice and rock debris, triggered on North Peak by Peru earthquake buried towns of Yungay and Ranrahirca. Peru. 1970. Chimbote-Huallanca railroad damaged as the result of the Peru earthquake. 1970.