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Based on the plates' lighter weight and Stowell's description of its corner's "greenish cast", one scholar has hypothesized Smith made the plates from copper, which weighs less than gold and rusts green. [185] LDS writers have speculated the plates could also exhibit those qualities if it were made of a copper-gold alloy like Mesoamerican tumbaga.
Proverbs 27 is the 27th chapter of the Book of Proverbs in the Hebrew Bible or the Old Testament of the Christian Bible. [1] [2] The book is a compilation of several wisdom literature collections, with the heading in 1:1 may be intended to regard Solomon as the traditional author of the whole book, but the dates of the individual collections are difficult to determine, and the book probably ...
However, iron artefacts of great age are much rarer than objects made of gold or silver due to the ease with which iron corrodes. [86] The technology developed slowly, and even after the discovery of smelting it took many centuries for iron to replace bronze as the metal of choice for tools and weapons.
Ancient Greek mythic-cultural cosmology depicted a decline from a golden age to a silver age followed by an Iron Age. In some variants there is a Bronze Age, an interim between the Iron Age and Silver Age. In Japan, the traditional Sho Chiku Bai (松竹梅) ranking system has a hierarchy of pine 松 (matsu), bamboo 竹 (take), and plum 梅 (ume ...
Being denser than the lithophiles, hence sinking lower into the crust at the time of its solidification, the chalcophiles tend to be less abundant than the lithophiles. [103] In contrast, gold is a siderophile, or iron-loving element. It does not readily form compounds with either oxygen or sulfur. [104]
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It is stable below 13.2 °C (55.8 °F) and is brittle. α-tin has a diamond cubic crystal structure, as do diamond and silicon. α-tin does not have metallic properties because its atoms form a covalent structure in which electrons cannot move freely. α-tin is a dull-gray powdery material with no common uses other than specialized ...