Natura este intr-adevar surprinzator de frumoasa, incantandu-ne mereu cu toate comorile ei "ascunse", cum sunt cristalele pretioase, semipretioase, si mineralele. Mineralele sunt de fapt substante care se formeaza natural, fiind anorganice, si pot fi reprezentate printr-o formula chimica. Sunt difer
"Fordite, also known as Detroit agate, is old automobile paint which has hardened sufficiently to be cut and polished. It was formed from the build up of layers of enamel paint slag on tracks and skids on which cars were hand spray-painted (a now automated process), which have been baked numerous times. In recent times the material has been recycled as eco friendly jewelry" I also know that the overspray build up stopped around 1972 and all of the fordite around is from old…
Cave of the Crystals is connected to the Naica Mine 980 ft. below the surface in Naica, Mexico. The main chamber contains giant gypsum crystals, some of the largest natural crystals ever found. The largest crystal found to date is 39 ft. long, 13 ft. in diameter and weighs 55 tons. The cave is extremely hot, with air temperatures reaching up to 136 °F with 90 - 99 percent humidity. Without proper protection, people can only endure about 10 min. of exposure at a time.
Arco-íris de Titânio em um cristal de quartzo. Moléculas de titânio ligadas ao quartzo através de carga estática. O titânio é um dos mais fortes e mais belos dos metais, exibindo um conjunto de cores incríveis como aparece nesta peça