In addition to the definitions already published, jergon is a less transparent variety of zircon, a reddish yellow.
Jergon is a type of carpet that is usually used to sleep on the floor, it can be stuffed (mat) or flat (like the petate, type of woven palm mat). It is also used for carpets dedicated to pets inside the home.
In Colombia it is a way of calling a very venomous snake. It is also known as velvet, four-headed, mapaná, equis, rot, naucaya, padlock head, mapanare or size X. Its scientific name is Bothrops asper and belongs to the family Viperidae.
JERGON:COLCHON ORDINARY COVERED STRAW, GRASS OR ALBARDÍN.
For the border area of soria with zaragoza was called mattress which now call bedspring ( word I think that probably comes from French )