Geology topics

T.A. Tombrello

Publications and source records attributed to T.A. Tombrello.

3 recordsLinked to original sources

USGS1981

Comparison of radon monitoring techniques, the effects of thermoelastic strains on subsurface radon, and the development of a computer-operated radon-monitoring network for earthquake prediction

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Open-File Report↗

USGS1980

Relationship of the 1979 southern California radon anomaly to a possible regional strain event

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Open-File Report↗

USGS1974

Obsidian hydration profile measurements using a nuclear reaction technique

AMBIENT water diffuses into the exposed surfaces of obsidian, forming a hydration layer which increases in thickness with time to a maximum depth of 20–40 µm (ref. 1), this layer being the basic foundation of obsidian dating 2,3 .

Nature↗