Search results
Results from the WOW.Com Content Network
Lepidolite is a lilac-gray or rose-colored member of the mica group of minerals with chemical formula K(Li,Al) 3 (Al,Si,Rb) 4 O 10 (F,OH) 2. [ 2 ] [ 3 ] It is the most abundant lithium -bearing mineral [ 4 ] and is a secondary source of this metal.
In his corner office at Corning Inc.’s towering steel-and-glass headquarters in Corning, N.Y., CEO Wendell Weeks keeps a small, yellowed piece of paper in a dark wood frame behind his desk ...
Johann Nepomuk von Fuchs made the first attempts to create paints with water glass. Around 1850, the painters Kaulbach and Schlotthauer applied facade paints of the Pinakothek in Munich. Due to use of earth pigments, which cannot be silicated, the paintings washed out of the water glass. In 1878, the craftsman and researcher Adolf Wilhelm Keim ...
Glass is made from silica and a variety of other components that gives the glass color. Glass, usually, is also referred to the most stable of archaeological materials, but glass artifacts, and glass from the 17th century can go through complex disintegration. Normally glass consists of 70% to 74% silica, 16% to 22% alkali and 5% to 10% of flux.
Waterlogged wood is a wooden object that has been submerged or partially submerged in water and has affected the original intended purpose or look of the object. . Waterlogged wood objects can also include wood found within moist soil from archaeological sites, underwater archaeology, maritime debris, or damaged w
The 300-plus-year-old glass onion bottles were discovered from the 1715 Treasure Fleet ... and for them to survive the destruction of the shop and then being submerged under water for (more than ...
[9] [18] The majority of furniture in Sumeria was made of wicker wood. [19] Storage chests were common. Chests could be made from reed or wood. Some were elaborately carved. [12] [20] [21] Stools, tables, and reed mats were also common. Tables were used to hold meals or belongings. Wealthy Mesopotamians would decorate their tables with metals.
Image credits: Laura Gustafson #5. We had a couch in the living room. But the living room was carpeted so I was not allowed to walk on the carpet. And thus I was not allowed to sit on the couch.