KGS--Bull. 29--Asphalt Rock in Eastern Kansas
Limestone asphalt rocks occur in both the northern and southern parts of Linn County. A quarry in sec. 20, T. 20 S., R. 24 E., was worked for some time by the Kansas Rock Asphalt Company and high-grade material was produced. The asphalt there occurs in the porous upper part of the Bethany Falls limestone member of the Swope …Web
قرأ أكثر![](/images/whatsappp.png)