But even more valuable was what lay beneath the plant – not gold, but deposits of high-quality silica sand ideal for making glass. Starting in 1926, Ford mined the fine white sand from tunnels ...

Aesthetic counter-tops in high-end kitchen spaces are bound to make you feel tempted to invest in one but you might want to reconsider after knowing the plight of those who suffer from a fatal lung di ...

Silica is a substance naturally found in certain types of stone, rock, sand and clay. Working with these materials can create ...