1592953234000 1312632483000 term-39815 1616541292323 1312632532000 1616290416280 adlib fitz-online adlib-term-39815 7eceb862-0f8e-3049-b243-23561791ca09 2 1 sandstone, silica sandstone, silica term reference term-40475 adlib-term-40475 c6a1472f-1918-373b-82a0-08ad5df3716e siliceous sandstone