1592953245000 1312632483000 term-40463 1616541097132 1312632533000 1616290416280 adlib fitz-online adlib-term-40463 378b4f1f-b000-35d6-848a-30f06109c58b 2 1 scope note A stone from Ohio, containing up to 95% silica with 4% aluminum oxide, and colored gray and buff with iron oxides. MH M.MT.AFU.AFU.AFU.ERE.ARI.AFU.BCW.AFU.ARI.BCW.AFU 1 code M.MT.AFU.AFU.AFU.ERE.ARI.AFU.BCW.AFU.ARI.BCW.AFU 1 Amherst sandstone reference term-40475 adlib-term-40475 c6a1472f-1918-373b-82a0-08ad5df3716e siliceous sandstone Amherst sandstone term