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Hematite (/ ˈ h iː m ə ˌ t aɪ t, ˈ h ɛ m ə-/), also spelled as haematite, is a common iron oxide compound with the formula, Fe 2 O 3 and is widely found in rocks and soils. [6] Hematite crystals belong to the rhombohedral lattice system which is designated the alpha polymorph of Fe 2 O 3. It has the same crystal structure as corundum ...
Lustron House, pre-fabricated, all steel, porcelain-enamel, 2 bedrooms on concrete slab, built in 1948, 4647 3rd Street South, Arlington, Arlington County, VA, demolished 2007. 5201 12th Street , South, Arlington, VA, surveyed by the Historic American Buildings Survey (HABS), [ 35 ] demolished October 24, 2016.
Map of the United States with California highlighted. California is a state located in the Western United States. It is the most populous state and the third largest by area after Alaska and Texas. According to the 2020 United States Census, California has 39,538,223 inhabitants and 155,779.22 square miles (403,466.3 km 2) of land. [1]
Most iron and steel in the United States is now made from iron and steel scrap, rather than iron ore. The United States is also a major importer of iron and steel, as well as iron and steel products. Employment as of 2014 was 149,000 people employed in iron and steel mills, and 69,000 in foundries.
California Steel Industries is a steel processing and finishing company that operates a facility near Fontana, California. The Fontana plant was built in 1942 by Kaiser Steel , which operated it until December 1983, when it was shuttered as part of the general termination of Kaiser's steel business. [ 1 ]
This is a complete List of National Historic Landmarks in California.The United States National Historic Landmark (NHL) program is operated under the auspices of the National Park Service, and recognizes structures, districts, objects, and similar resources nationwide according to a list of criteria of national significance. [1]
There's a clear pattern of many soft-story apartments being retrofitted after cities pass local ordinances requiring that work. In San Francisco, 94% of 4,941 apartment buildings affected by a ...
The California side of the marker. The 1872 marker near Verdi, Nevada is a four-sided cast iron pylon eight feet tall. It includes the words "CALIFORNIA" on the west face of the pylon, "NEVADA" on the east face, "1872, LONGITUDE 120 WEST OF GREENWICH, A.W. VON SCHMIDT, U.S." on the south face, and "170 MILES 47 CHAINS TO OREGON" on the north face.