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NASA, USGS Scientists Go Rock Hounding in California's High Desert
June 12, 2026
PASADENA, California, June 12 (TNSres) -- NASA Jet Propulsion Laboratory issued the following news:

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NASA, USGS Scientists Go Rock Hounding in California's High Desert

The discovery of topaz on a volcanic outcrop in the Mojave Desert may hint at a porphyry copper deposit below.

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Equipped with rock picks and hand lenses, a team of geoscientists deployed to the Mojave Desert recently to investigate a tantalizing "fing . . .

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