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Archive Home > 2001 > December > 14 > South Sister helium levels are high, scientists say

South Sister helium levels are high, scientists say

Gas concentrations and the mountain's bulge could be related

By Rachel Odell / The Bulletin
December 14, 2001

SAN FRANCISCO " Two springs that flow through the recently detected bulge near the west flank of the South Sister have about as much helium isotopes as are found near some active Cascade volcanoes, say scientists gathered here for their annual convention.

In July, chemists found helium....

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