How to know gold?

Gold is often extracted in the form of small granules from rocks and sediments. Gold is one of the most valuable elements of nature, and its cost is high compared to other metals because of its rare presence, its beautiful nourishment and brilliant luster, and because it is considered the most soft metal at all despite its high density at the same time, because it is not affected by the aging of time and the changing factors of nature, it remains on the luster, consistency and purity, and very few who can distinguish between real gold and counterfeit gold, not all that shine gold, and despite the emergence of many new technologies and the process of imitation of the exterior of gold is amazing, such as Russian gold, but the expert and experiment can distinguish between them, even though the tradition at the highest levels, there are ways of the easiest and most complex to know the real gold, including:

1. Anyone who knows the weight of real gold can easily, when carrying any piece of it to know the reality of weight, but this method is not enough to identify the original gold, although it is the fastest and easiest way.

2. Because gold is characterized by its versatility, density and ease of adaptation, its factory is branded with a special mark, distinctive and finite, small and barely read its symbols with the naked eye, which is a quick and easy way to deduce the real gold. The original gold each piece is stamped with a special mark and mark, Also sufficient to know the gold is not counterfeit and real.

3. One of the easiest ways to detect gold is by drawing a magnet to it
From its place, even if it is an inscribed piece, this is an indication that there is no doubt or suspicion that this gold
It is false and not original, but this method is also unsafe and is not considered accurate and sufficient, because many elements and some metals such as copper, for example, are not attracted to the magnet.

4. The piece of gold is covered with a ceramic surface
Forged, this method is not enough either.

5. The safe and effective method is using nitrite acid, which dissolves and dissolves all nothing except gold.