Stone is a mineral substance with a hard and compact consistency that is neither earthy nor does it have a metallic appearance. Generally, they are extracted from quarries, those open pit mining operations.
Due to its natural conditions, stone is a type of material that does not easily deteriorate over timeOn the contrary, it is preserved over time without giving up its most outstanding characteristics. For this reason, stone is usually a widely recommended material to use in construction, because unlike others it can easily cope with various unexpected climatic factors. A sample of this is that many tools built in stone during the Paleolithic stage, even today, are preserved after centuries and centuries, and for example, those made through other materials, such as wood and bones is certainly difficult find them in good condition these days.
Although popularly and in areas such as architecture and engineering the most recurrent use is that of the word stone, in an archaeological context it is common to speak of rocks, instead of stone, that is, it is used as a synonym for the word stone.
While, at the behest of Architecture, the term stone is used mostly to refer, then, to the hard material that is placed on the earth to build the walls of buildings. Among the types of stone most used in this context are the following: ashlars, masonry stone, granigorda stone, solid stone, pecked stone, rough stone, among other.
On the other hand, In medicine, the term stone is used to refer to a type of complexity that health can present: the stone in the urine.
Too, the material used in lighters to produce the spark is called stone.
Another use of the term is the one we use when we want to refer to the foundation of some question or thingFor example, solidarity is the cornerstone of the organization.
Also, when we talk about someone who is a stone, actually what we mean is that this or that does not present feelings of any kind.
Coarse hail, precious stones, which are petrified rocks mostly used in jewelry and the philosopher's stone, which is that substance that alchemists swore, has the ability to transform vulgar-type metals into gold, or, failing that, silver, they are also known as stones.
