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Lapis lazuli (UK: / ˌ l æ p ɪ s ˈ l æ z (j) ʊ l i, ˈ l æ ʒ ʊ-,-ˌ l i /; US: / ˈ l æ z (j) ə l i, ˈ l æ ʒ ə-,-ˌ l i /), or lapis for short, is a deep-blue metamorphic rock used as a semi-precious stone that has been prized since antiquity for its intense color.
A small rough moonstone sample. Moonstone is a sodium potassium aluminium silicate ((Na,K)AlSi 3 O 8) of the feldspar group that displays a pearly and opalescent schiller. [1] [2] An alternative name for moonstone is hecatolite [2] (from goddess Hecate).
The Neo-Sumerian ruler Gudea (c. 2100 BCE), in his Gudea cylinders (cylinder B XIV), mentioned his procurement of "blocks of lapis lazuli and bright carnelian from Meluhha." [ 16 ] [ 17 ] Meluhha is generally identified with the Indus region, and there are no known mentions of Meluhha after 1760 BCE. [ 18 ]
Probably because they were both blue, blue bice was sometimes misinterpreted to mean lapis lazuli. [4] Chemically however lapis lazuli is not at all similar. Herman Boerhaave believed it rather to rank among semi-metals, and supposed it was composed of both metal and earth. He added that it only differs from lazuli in degree of maturity, and ...
Lazurite is a pigment (opalescent) and has a bright blue streak (especially as a component of the semiprecious stone lapis lazuli). Many hauynes have a white or pale blue streak and are translucent. Many hauynes have a white or pale blue streak and are translucent.
Rough and tumble fighting (Rough-and-tumble) was a form of fighting in rural portions of the United States, primarily in the eighteenth and nineteenth centuries. It was often characterized by the objective of gouging but also included other brutally disfiguring techniques, including biting, and typically took place in order to settle disputes.
Lapis Lazuli is an international transit route opened in 2018 linking Afghanistan to Turkey via Turkmenistan, Azerbaijan and Georgia. [1] [2]The name “Lapis Lazuli” is derived from the historic route that Afghanistan's lapis lazuli and other semiprecious stones were exported along, over 2,000 years ago, to the Caucasus, Russia, the Balkans, Europe, and North Africa along the ancient Silk Road.