Cats' ear temperature chages as much as the weather. Warm or even hot ears are not reliable gauges of cat health. Let's explore cat ear health.
About 2500 years ago, the Greeks created a way of life that other people admired and copied. Jewelry was popular in ancient Greece and the Greeks started using gold and gems in jewelry in 1600 BC, although beads shaped as shells and animals were produced widely in earlier times.Ancient Greek necklace with beads of agate, sard and amethyst in assorted shapes.From Chamber Tombs 518 and 519 at Mycenae.bout 2500 years ago, the Greeks created a way of life that other people admired and copied. Jewelry was popular in ancient Greece and the Greeks started using gold and gems in jewelry in 1600 BC, although beads shaped as shells and animals were produced widely in earlier times.
The Egyptians worked deposits of the lead ore galena at Gebel Rosas to make net sinkers, plumb bobs, and small figurines. Copper was the most important metal for toolmaking in ancient Egypt and was smelted in furnaces from malachite ore mined in the Sinai. Workers collected gold by washing the nuggets out of sediment in alluvial deposits, or by the more labor-intensive process of grinding and washing gold-bearing quartzite.