Zinc, in commerce also spelter, is a chemical element; it has the symbol Zn and atomic number 30. It is the first element of group 12 of the periodic table. Zinc is, in some respects, chemically similar to magnesium, because its ion is of similar size and its only common oxidation state is 2. Zinc is the 24th most abundant element in the Earth's crust and has five stable . The most common zinc ore is sphalerite (zinc blende), a zinc sulfide mineral. The largest mineable amounts are found in Australia, A..
Copper is a chemical element with the symbol Cu (from cuprum) and atomic number 29. It is a ductile metal with very high thermal and electrical conductivity. Pure copper is soft and malleable; a freshly exposed surface has a reddish-orange color. It is used as a conductor of heat and electricity, a building material, and a constituent of various metal .
Igneous rock (derived from the Latin word ignis meaning fire) is one of the three main rock types, the others being sedimentary and metamorphic rock. Igneous rock is formed through the cooling and solidification of magma or lava. Igneous rock may form with or without crystallization, either below the surface as intrusive (plutonic) rocks or on the surface as extrusive (volcanic) rocks. This magma can be derived from partial melts of pre-existing rocks in either a planet's mantle or crust. Typically, the me..
Wal-Mart Stores, Inc., branded as Walmart , is an American multinational retail corporation that runs chains of large discount department stores and warehouse stores. The company is the world's second largest public corporation, according to the Fortune Global 500 list in 2013, the biggest private employer in the world with over two million employees, and is the largest retailer in the world. Walmart remains a family-owned business, as the company is controlled by the Walton family, who own over 50 percent..
A kebaya is a traditional blouse-dress combination that originated from the court of the Javanese Majapahit Kingdom, and is traditionally worn by women in Indonesia, Straits Chinese, Singapore, Brunei, Burma, southern Thailand, Cambodia and the southern part of the Mindanao. It is sometimes made from sheer material such as silk, thin cotton or semi-transparent nylon or polyester, adorned with brocade or floral pattern embroidery. A kebaya is usually worn with a sarong, or a batik kain panjang, or other tr..
Roseland, located on the far south side of the city, is one of the 77 official community areas of Chicago, Illinois. It includes the neighborhoods of Fernwood, Princeton Park, Lilydale, the southern portion of West Chesterfield, Rosemoor, Sheldon Heights and West Roseland.
