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Jasper, an aggregate of microgranular quartz and/or cryptocrystalline chalcedony and other mineral phases, [1] [2] is an opaque, [3] impure variety of silica, usually red, yellow, brown or green in color; and rarely blue.
The color of chalcedony sold commercially is often enhanced by dyeing or heating. [4] The name chalcedony comes from the Latin chalcedonius (alternatively spelled calchedonius) and is probably derived from the town of Chalcedon in Turkey. [5] The name appears in Pliny the Elder's Naturalis Historia as a term for a translucent kind of jaspis. [6]
The "classic" bloodstone is translucent to opaque green chalcedony and red jasper that contains inclusions of hematite. The red jasper may resemble spots of blood , hence the name bloodstone . Other colors of chalcedony may also occur in Indian bloodstone, such as white, yellow, or blue.
The Hebrew odem (also translated as sardius), was the first stone in the High Priest's breastplate, a red stone, probably sard but perhaps red jasper. [9] In Revelation 4:3, the One seated on the heavenly throne seen in the vision of John the apostle is said to "look like jasper and σαρδίῳ (sardius transliterated)." And likewise it is in ...
Jasper Jasper is a gemstone of the chalcedony family that comes in a variety of colours. Often, jasper will feature unique and interesting patterns within the coloured stone. Picture jasper is a type of jasper known for the colours (often beiges and browns) and swirls in the stone's pattern. Quartz
From what I have read for example [] chalcedony is a more general catagory that includes both jasper and bloodstone.Like the article on it says " Heliotrope is similar to plasma, but with red spots of jasper, hence its alternative name of bloodstone" so to me it contains Jasper not a form of it.
If you've been having trouble with any of the connections or words in Wednesday's puzzle, you're not alone and these hints should definitely help you out. Plus, I'll reveal the answers further ...
Agate (/ ˈ æ ɡ ɪ t / AG-it) is a variety of chalcedony, [1] which comes in a wide variety of colors. Agates are primarily formed within volcanic and metamorphic rocks.The ornamental use of agate was common in ancient Greece, in assorted jewelry and in the seal stones of Greek warriors, [2] while bead necklaces with pierced and polished agate date back to the 3rd millennium BCE in the Indus ...