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In Pliny’s Natural History, iaspis is a generic term that encompasses fourteen types of gemstones. This makes it difficult to determine the identity of the stone intended in the original text, if a particular type was intended at all. Epiphanius mentions that "there is an iaspis, the so-called ancient, which is like snow or sea foam".
The black fire opal is the official gemstone of Nevada. Most of the precious opal is partial wood replacement. The precious opal is hosted and found in situ within a subsurface horizon or zone of bentonite, which is considered a "lode" deposit. Opals which have weathered out of the in situ deposits are alluvial and considered placer deposits.
Before buying any old gem, though, keep reading to uncover the 25 most popular gemstones—and their meanings. Agate “Agate is earthy, warm and rich,” Salzer says, noting that it exists in ...
the magical or astrological lapidary that sets the relationship between the Signs of the Zodiac and a particular gemstone, and; the Christian lapidary, which describes the symbolism of gems mentioned in the bible, although contemporary readers would have regarded both the first two categories as representing scientific treatments. [4]
Ophir in Genesis 10 (the Table of Nations) is said to be the name of one of the sons of Joktan. [b] The Books of Kings and Chronicles tell of a joint expedition to Ophir by King Solomon and the Tyrian king Hiram I from Ezion-Geber, a port on the Red Sea, that brought back large amounts of gold, precious stones and 'algum wood' and of a later failed expedition by king Jehoshaphat of Judah.
Ammolite is an opal-like organic gemstone found primarily along the eastern slopes of the Rocky Mountains of North America.It is commonly unearthed by natural erosion or through the process of various mining practices, within the perimeter of an ancient sea bed called the Western Interior Seaway. [2]
Meet the "Virgin Rainbow" – perhaps the finest and certainly the most expensive opal on record. It literally glows in the dark. In fact, as it gets darker around the opal, the opal appears ...
Opalescence or play of color is an optical phenomenon associated with the mineraloid gemstone opal, [1] a hydrated silicon dioxide. [2] This effect appears as a milky, translucent glow that changes with the angle of light, often creating a soft, pearly sheen that can display various colors or hues.