Undifferentiated

undifferentiated -- adj. Unable to distinguish between. Undifferentiated rocks: rocks for which it is not possible to specify finer age divisions.

Commoditization implies the transformation of goods and services into a commodity thus becoming an undifferentiated product characterized solely by its price, rather than its quality and features.

Key: Quaternary = blue; undifferentiated Silurian = green; Maquoketa Shale = pink; Galena and Platteville Groups = yellow; and Ancell Group = red.
Figure 3
Preliminary Model of the Near-Surface (Shallow) Geology of Carroll County, Illinois ...

See also: Surface, Feature, Area, Location, Object