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Crystal quartz is a transparent crystalline variety of the mineral quartz, resembling glass. Job lists gavish (crystal quartz) alongside gold, onyx, lapis lazuli, glass, coral, and peridot as a valuable trade good. The Hebrew word gavish is a wanderwort, which probably originated in historical Nubia, modern Sudan.
Jacinth (/ ˈ dʒ æ s ɪ n θ /, [1] / ˈ dʒ eɪ s ɪ n θ /) [2] or hyacinth (/ ˈ h aɪ. ə s ɪ n θ /) [3] is a yellow-red to red-brown variety of zircon used as a gemstone. [ 4 ] In Exodus 28:19, one of the precious stones set into the hoshen (the breastplate worn by the High Priest of Israel ) is called, in Hebrew, leshem , which is ...
Alum is used as a mordant in traditional textiles; [27] and in Indonesia and the Philippines, solutions of tawas, salt, borax, and organic pigments were used to change the color of gold ornaments. [28] In the Philippines, alum crystals were also burned and allowed to drip into a basin of water by babaylan for divination.
Artist's conception of Jewish high priest wearing a hoshen in ancient Judah. According to the Biblical description, the twelve jewels in the breastplate were each to be made from specific minerals, none identical to another, and each of them representative of a specific tribe, whose name was to be inscribed on the stone.
Crystals of alum, the naturally occurring form of which was known back to the ancients. The history of aluminium was shaped by the usage of its compound alum . The first written record of alum was in the 5th century BCE by Greek historian Herodotus . [ 2 ]
Alunite crystals morphologically are rhombohedra with interfacial angles of 90° 50', causing them to resemble cubes. Crystal symmetry is trigonal. Minute glistening crystals have also been found loose in cavities in altered rhyolite. Alunite varies in color from white to yellow gray.
The researchers involved in the project say they believe the tree species, which is thought to be extinct today, could have been the source of a healing balm mentioned in the Bible and other ...
Alunogen (from French alun, "alum"), also called feather alum and hair salt is a colourless to white (although often coloured by impurities, such as iron substituting for aluminium) fibrous to needle-like aluminium sulfate mineral. It has the chemical formula Al 2 (SO 4) 3 ·17H 2 O. [2] [3]