Fire Clay (Refractory) site, status unknown · Maries County, Missouri
UnknownFire Clay (Refractory)SurfaceUSGS MRDS
Section
What kind of site this is
Drawn as a quarry or pit, where the rock or gravel itself is the product. The ore color stands for fire clay (refractory). Federal records note the kind of operation and its status, not its depth or layout, so this is a typical example rather than a survey of this site.