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The coral referred to in the Bible is the precious coral (Corallium rubrum), the formation of which is a calcareous secretion of certain polyps resulting in a tree-like formation. Presently coral is found in the Mediterranean , the northern coast of Africa furnishing the dark red, Sardinia the yellow or salmon-colored, and the coast of Italy ...
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A Petoskey stone is a rock and a fossil, often pebble-shaped, that is composed of a fossilized rugose coral, Hexagonaria percarinata. [1] Such stones were formed as a result of glaciation, in which sheets of ice plucked stones from the bedrock, grinding off their rough edges and depositing them in the northwestern (and some in the northeastern) portion of Michigan's lower peninsula.
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 common red color is due to iron(III) inclusions. Jasper breaks with a smooth surface and is used for ornamentation or as ...
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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]
Learn how to download and install or uninstall the Desktop Gold software and if your computer meets the system requirements.
Enjoy a classic game of Hearts and watch out for the Queen of Spades!