Abstract
The K-Ar age distribution pattern for biotite in the Precambrian core of the Bighorn Range suggests that contours of equal K-Ar mineral age in small geographic areas may represent fossil contours of equal argon retention rather than fossil thermochrons.
Original language | English |
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Pages (from-to) | 209-212 |
Number of pages | 4 |
Journal | Earth and Planetary Science Letters |
Volume | 6 |
Issue number | 3 |
Publication status | Published - Jun 1969 |
Externally published | Yes |