Washington State University researchers recreate lost Egyptian blue pigment using ancient methods and modern scientific ...

Studded with precious glass, shells, minerals, and blue Egyptian tesserae, the mosaic was unearthed by archaeologists in what was once a wealthy townhome. A full view of the mosaic unearthed in ...

None of these tales are true, Wiedenbein says, and in fact, Leland Blue stone is not actually a stone at all — it’s an industrial glass called ... to extract minerals and produce refined ...

Yooperlites are a variety of sodalite-rich syenite found in the Upper Peninsula of Michigan.

LG Electronics signed a partnership with Seoul National University's Blue Carbon Research Center to jointly work for the ...

rather than the mineral itself. As with other forms of obsidian, rainbow obsidian is both rock and glass. However, this isn’t the same kind of glass that’s used in your nice new French doors.

Without severe weather, minerals can sink the bottom allowing for a blue tint, caused by the way ocean water absorbs light, to flourish. "If you take a glass of water and just put a teaspoon full ...