Choosing jewelry Which is better gold or platinum When buying jewelry is often a dilemma what to choose – gold or platinum . We list the main characteristics of speaking in favor of platinum. 1. Rarity. Ratio for the year produced platinum and gold is 1 to 25 (of the year produced 200 tons of […]
Medical gold The population has a lot of different versions about what is medical gold. Some consider medical gold gold studs that charge in the gun to pierce ears , others have heard something about parts for surgical implants , others compose something on the go. But all imply that it is ” the purest […]
Gold recovery at home If the conversation suddenly it comes to gold mining in the home , the association is quite clear: the alchemy and other questionable practices. Nevertheless, the technology for obtaining gold in the home or other precious metals are actually more than a real and based on simple processes. They overpowered even […]
composition rose gold and sample composition rose gold color varies from light pink to dark pink color , but actually it’s not quite gold – an alloy of gold, silver and copper. Because pure gold has a yellowish color, saturation pinkish shade in pink gold depends on the amount of added copper. Traditional makeup pink gold average […]
Properties and density of gold Gold heavy metal (but for the miners – it’s just a huge plus ) . The density of gold is 19621 kilograms per cubic meter . In order to understand how much this much , imagine a ball with a diameter of 46 mm , and its weight of 1 […]
What is gold leaf Gold leaf is extremely thin sheets of gold with a thickness of only a few tenths of a micron. The thickness of the gold plates is different – from 0.1 to 0.7 microns. The name ” gold leaf” comes from the ancient Slavic word ” tinsel ” – a person or […]
Search for meteorites – I enjoy the search of meteorites (meteorite detecting ) Quite popular type of search with a metal detector for the true enthusiast. With the advent of metal detectors is the fascination as the search of meteorites or meteorite hunting Is attracting a lot of fans. What is a meteorite and why […]
How much is a meteorite ? – Trade flourished and meteorites in the last century , but with the advent of metal detectors to search for meteorites and the growing number of fans hobby search of meteorites or ” hunting for meteorites in recent years has become quite common in business , generating considerable income […]
Meteorites from Mars – Previously, only reliably been known meteorites from the moon , because there are samples of lunar soil. But recently confirmed the hypothesis of meteorites from Mars. In the desert of Oman (Middle East) January 24, 2000 was found basalt meteorite weighing little more than a kilogram . He got the name […]
Hunting for meteorites – The concept of a hobby search of meteorites is somewhat different from the concept of ” the hunt for meteorites ,” which means first of all the business on finding and selling meteorites (meteorite hunting ) There is quite a long time , but with the advent and availability of metal […]
