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  2. Olivine - Wikipedia

    en.wikipedia.org/wiki/Olivine

    Olivine. The mineral olivine (/ ˈɒl.ɪˌviːn /) is a magnesium iron silicate with the chemical formula (Mg, Fe)2 Si O 4. It is a type of nesosilicate or orthosilicate. The primary component of the Earth's upper mantle, [9] it is a common mineral in Earth's subsurface, but weathers quickly on the surface. Olivine has many uses, such as the ...

  3. Peridot - Wikipedia

    en.wikipedia.org/wiki/Peridot

    Peridot (/ ˈpɛrɪˌdɒt, - ˌdoʊ / PERR-ih-dot, -⁠⁠doh), sometimes called chrysolite, is a yellow-green transparent variety of olivine. Peridot is one of the few gemstones that occur in only one color. Peridot can be found in mafic and ultramafic rocks occurring in lava and peridotite xenoliths of the mantle.

  4. Peridotite - Wikipedia

    en.wikipedia.org/wiki/Peridotite

    Composition. olivine, pyroxene. Peridotite (US: / ˈpɛrɪdoʊˌtaɪt, pəˈrɪdə -/ PERR-ih-doh-tyte, pə-RID-ə-) is a dense, coarse-grained igneous rock consisting mostly of the silicate minerals olivine and pyroxene. Peridotite is ultramafic, as the rock contains less than 45% silica. It is high in magnesium (Mg 2+), reflecting the high ...

  5. Vehicle identification number - Wikipedia

    en.wikipedia.org/wiki/Vehicle_identification_number

    VIN on a Chinese moped VIN on a 1996 Porsche 993 GT2 VIN visible in the windshield VIN recorded on a Chinese vehicle licence. A vehicle identification number (VIN; also called a chassis number or frame number) is a unique code, including a serial number, used by the automotive industry to identify individual motor vehicles, towed vehicles, motorcycles, scooters and mopeds, as defined by the ...

  6. United States military vehicle markings of World War II

    en.wikipedia.org/wiki/United_States_military...

    Group 4 serial number of the vehicle. The Serial number of the vehicle in normal order of march. Vehicles assigned to headquarters will be grouped with HQ vehicles and given small serial numbers. [4]: 9 It was normal to adopt a convoy order number in a logical format, HQ vehicles would be numbered 1-10, 1st platoon 11-20, 2nd platoon 21-30 etc.

  7. List of aircraft registration prefixes - Wikipedia

    en.wikipedia.org/wiki/List_of_aircraft...

    4L-AAA to 4L-ZZZ. 4L-10000 to 4L-99999. Germany. D [ 3 ] D-AAAA to D-AZZZ for aircraft with more than 20 t MTOW. D-AUAA to D-AZZZ (test registrations) for aircraft manufactured by Airbus at Finkenwerder. D-BAAA to D-BZZZ for aircraft with 14–20 t MTOW. D-CAAA to D-CZZZ for aircraft with 5.7–14 t MTOW. D-EAAA to D-EZZZ for single-engine ...

  8. Serpentine subgroup - Wikipedia

    en.wikipedia.org/wiki/Serpentine_subgroup

    Serpentine minerals are often formed by the hydration of olivine-rich ultramafic rocks at relatively low temperatures (0 to ~600 °C). [15] The chemical reaction turns olivine into serpentine minerals. They may also have their origins in metamorphic alterations of peridotite and pyroxene.

  9. United States license plate designs and serial formats

    en.wikipedia.org/wiki/United_States_license...

    Formats for license plate numbers are consistent within the state. For example, Delaware is able to use six-digit all-numeric serials because of its low population. Several states, particularly those with higher populations, use seven-character formats of three letters and four digits, including 1ABC234 in California, 1234ABC in Kansas and ABC-1234 (with or without a space or dash) in Georgia ...