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The mineral olivine (/ ˈ ɒ l. ɪ ˌ v iː n /) 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.
Because books are made from a variety of materials, conservators may also need to employ techniques and experience relating to the conservation of leather, parchment, papyrus, or fabric conservation. The main objective of cleaning is to achieve clarity of surface detail. [57] Books and documents may be subjected to different types of cleaning.
It is widely used as a camouflage color for uniforms and equipment in the armed forces. The first recorded use of olive drab as a color name in English was in 1892. [8] Drab is an older color name, from the middle of the 16th century. It refers to a dull light brown color, the color of cloth made from undyed homespun wool.
The principal source of peridot olivine today is the San Carlos Apache Indian Reservation in Arizona. [ a ] It is also mined at another location in Arizona , and in Arkansas , Hawaii , Nevada , and New Mexico at Kilbourne Hole , in the US; and in Australia , Brazil , China , Egypt , Kenya , Mexico , Myanmar (Burma), Norway , Pakistan , Saudi ...
Olive, Again is a novel by the American author Elizabeth Strout.The book was published by Random House on October 15, 2019. [3] It is a sequel to Olive Kitteridge (2008), which won the 2009 Pulitzer Prize for Fiction.
More commonly, chondrules display what is known as a porphyritic texture. In these, grains of olivine and/or pyroxene are equidimensional and sometimes euhedral. They are named on the basis of the dominant mineral, i.e. porphyritic olivine (PO), porphyritic pyroxene (PP), and porphyritic olivine-pyroxene (POP). It seems likely that these ...
The Book of the Dead of Hunefer, c. 1275 BCE, ink and pigments on papyrus, in the British Museum (London). After extracting the marrow from the stems of papyrus reed, a series of steps (humidification, pressing, drying, gluing, and cutting) produced media of variable quality, the best being used for sacred writing. [10]
In 1976, the Old Testament was completed and published as the Good News Bible: The Bible in Today's English Version. In 1979, the Deuterocanonical books were added to the Good News Bible and published as Good News Bible: Today's English Version with Deuterocanonicals/Apocrypha and also later published as part of subsequent Catholic and Orthodox ...