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"Yogo sapphire" is the preferred term for gems found in the Yogo Gulch, whereas "Montana sapphire" generally refers to gems found in other Montana locations. [18] More gem-quality sapphires are produced in Montana than anywhere else in North America. [18] Montana sapphires come in a variety of colors, though rubies are rare. [16] [18] [23]
Sapphire blue: RAL 5004: Black blue: RAL 5005: Signal blue: RAL 5007: Brilliant blue: RAL 5008: Grey blue: RAL 5009: Azure blue: RAL 5010: Gentian blue: U8 line of the Berlin U-Bahn: RAL 5011: Steel blue: RAL 5012: Light blue: U7 line of the Berlin U-Bahn: RAL 5013: Cobalt blue: Deutsche Bundesbahn express locomotives and first class cars 1962 ...
^ Colorado is the only state whose geological symbols reflect the national flag's colors: red (rhodochrosite), white (yule marble), and blue (aquamarine). ^ Florida's state gem, moonstone, was adopted to highlight Florida's role in the United States' Lunar program, which landed the first astronauts on the Moon. [81]
Sapphire is a saturated shade of blue, referring to the gemstone of the same name. Sapphire gems most commonly occur in a range of blue shades , although they can come in many different colors. Other names for variations of the color sapphire are blue sapphire or sapphire blue , shown below.
Sapphires are a precious gemstone, a variety of the mineral corundum, consisting of aluminum oxide (α-Al 2 O 3) with trace amounts of elements such as iron, titanium, chromium, copper, or magnesium. It is typically blue, but natural "fancy" sapphires also occur in yellow, purple, orange, and green colors; "parti sapphires" show two or more colors.
This is an accepted version of this page This is the latest accepted revision, reviewed on 14 December 2024. For other color lists, see Lists of colors. This article relies largely or entirely on a single source. Relevant discussion may be found on the talk page. Please help improve this article by introducing citations to additional sources. Find sources: "List of colors" alphabetical ...
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