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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 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. This semiprecious stone should not be confused with other ornamental stones that contain red jasper.
Jasper is an anhydrate quartz composed of silica, alumina, and iron and there are jaspers of nearly every color. There is no reason to believe the Hebrew words for gemstones entirely correspond to modern names. While we use the categorical term "jasper" to refer to various colors, the Israelites may well have distinguished the colors from one ...
Calcite. Manganoan calcite (var.); Caledonite; Canasite; Cancrinite. Vishnevite; Carletonite; Carnallite; Cassiterite; Catapleiite; Cavansite; Celestite; Ceruleite ...
Orbicular jasper from Madagascar. Orbicular jasper is a variety of jasper which contains variably-colored orbs or spherical inclusions or zones. In highly silicified rhyolite or tuff, quartz and feldspar crystallize in radial aggregates of needle-like crystals which provide the basis or seed for the orbicular structure seen in this kind of jasper. [1]
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 ...
Its meaning is also reminiscent of the ankh, as it is often translated to mean "welfare" or "life". The tyet resembles a knot of cloth and may have originally been a bandage used to absorb menstrual blood. [2] An early example of a tyet sign comes from a First Dynasty tomb at Helwan, excavated by Zaki Saad in the 1940s.
Jasperware, or jasper ware, is a type of pottery first developed by Josiah Wedgwood in the 1770s. Usually described as stoneware , [ 2 ] it has an unglazed matte "biscuit" finish and is produced in a number of different colours, of which the most common and best known is a pale blue that has become known as " Wedgwood blue ".