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Chrysoprase, chrysophrase or chrysoprasus is a gemstone variety of chalcedony (a cryptocrystalline form of silica) that contains small quantities of nickel. Its color is normally apple-green, but varies from turquoise-like cyan to deep green. The darker varieties of chrysoprase are also referred to as prase.
Chrysoprase. Chrysoprase (also spelled chrysophrase) is a green variety of chalcedony, which has been colored by nickel oxide. (The darker varieties of chrysoprase are also referred to as prase. However, the term prase is also used to describe green quartz and to a certain extent is a color-descriptor, rather than a rigorously defined mineral ...
Star system Median distance Stars in system Spectral type Apparent magnitude (V) Comments and references No of Stars Cluster HD 27482: 151: 1: B8V: The Closest Blue Straggler star to Earth. 5 Hyades: HD 27130: 153: 1: B8V: Chi Tauri: 153: 1: B9.5V: 71 Tauri: 153: 1: B8V: HD 283579: 153: 1: B9.5V: 13 Comae Berenices: 260 ± 20: 1: A3 V: 5.17: 3 ...
Marginal cases are allowed; for example, a star may be either a supergiant or a bright giant, or may be in between the subgiant and main-sequence classifications. In these cases, two special symbols are used: A slash (/) means that a star is either one class or the other. A dash (-) means that the star is in between the two classes.
Sketch of Hertzsprung–Russell diagram of a globular cluster, showing blue stragglers. A blue straggler is a type of star that is more luminous and bluer than expected. . Typically identified in a stellar cluster, they have a higher effective temperature than the main sequence turnoff point for the cluster, where ordinary stars begin to evolve towards the red gi
Whoopi Goldberg and “The View” co-hosts came to Travis Kelce’s defense ahead of Super Bowl LIX, where the Kansas City Chiefs tight end will be facing off against the Philadelphia Eagles.
At home, ducklings snuggle up with their owners or take a dip in the calm, crystal-blue pool waters. Using AI technology, this account also features silly duck edits, adding arms and props, such ...
According to the New York Times, here's exactly how to play Strands: Find theme words to fill the board. Theme words stay highlighted in blue when found.