Michael J. Kunk
p40sAr/p39sAr age-spectrum data for amphibole, muscovite, biotite, and K-feldspar samples from metamorphic rocks in the Blue Ridge anticlinorium, northern Virginia- p40sAr/p39sAr 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
- p40sAr/p39sAr age-spectrum data for the Davis Mountains, Trans-Pecos volcanic field, Texas
- p40sAr/p39sAr age-spectrum data for whole rock samples of the Martinsburg Formation, Lehigh Gap area, Pennsylvania
- p40sAr/p39sAr age-spectrum data of Neogene and younger basalts in west central Colorado
- 40Ar/39 Ar age-spectrum data for amphibole, muscovite, biotite, and K-feldspar samples from metamorphic rocks in the Blue Ridge anticlinorium, northern Virginia
- escp40escsAr/escp39escsAr age-spectrum data for the Davis Mountains, Trans-Pecos volcanic field, Texas
- þ́ʻ́Ar/℗đ£́Ar age-spectrum data for whole rock basalts, and plagioclase and biotite from tephra
- 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
- ⁴⁰Ar/³⁹Ar age-spectrum data for the Davis Mountains, Trans-Pecos volcanic field, Texas
- ⁴⁰Ar/³⁹Ar age-spectrum data for whole rock samples of the Martinsburg Formation, Lehigh Gap area, Pennsylvania
- ⁴⁰Ar/³⁹Ar age-spectrum data of Neogene and younger basalts in west central Colorado