Geologists Are Into Dating (Grand Canyon Stratigraphy)

No need to be a geologist or geochemist to enjoy any of these wry scientific humor gifts featuring the science truism "Geologists Are Into Dating". Featuring Grand Canyon stratigraphy, with three types of rocks. Make others do a double-take on exactly what you mean by "dating" -- whether love life dating or radiometric dating -- with any of these double-entendre gifts!