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Showing 1 - 9 of 9 results
Search Results
40Ar/39 Ar age-spectrum data for amphibole, muscovite, biotite, and K-feldspar samples from metamorphic rocks in the Blue Ridge anticlinorium, northern Virginia
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | I 19.76:99-552 | ✔ Available |
⁴⁰Ar/³⁹Ar age-spectrum data of Neogene and younger basalts in west central Colorado
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | I 19.76:98-0243 | ✔ Available |
⁴⁰Ar/³⁹Ar age-spectrum data for whole rock samples of the Martinsburg Formation, Lehigh Gap area, Pennsylvania
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | I 19.76:96-95 | ✔ Available |
⁴⁰Ar/³⁹Ar age-spectrum data for hornblende, plagioclase and biotite from tephras collected at Dan Creek and McCallum Creek, Alaska and in the Klondike Placer district near Dawson, Yukon Territory
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | I 19.76:95-217-A | ✔ Available |
⁴⁰Ar/³⁹Ar age-spectrum data for the Davis Mountains, Trans-Pecos volcanic field, Texas
| Location | Call # | Status |
|---|---|---|
| Joyner - Microforms B300 | I 19.76:94-227 | ✔ Available |