The pre-Columbian collection kept by the Jade Museum, is comprised of a wide variety of ceramic artifacts, bone, wood, shell and stone like statuary, grindstones, grinding hands, especially with objects made by specialists, from a variety of semi precious mineral known within the Costa Rican archeology and jades.
Each piece of jade denotes a specialized work process, which arises from the cultural patterns of each region. So the raw material and the process of carving the rocks and minerals, is the result of the accumulation of knowledge transmitted from generation to generation, as well as technological exchange that these pre-Columbian societies had within its territorial unity, as well as its relationship to other cultural groups.
The peak in the production of jade artifacts, according to recent scientific data lies within a time range that goes from 500 b.C - 800 a.C, when it begins to decline the use of this material and is replaced by elaborate gold artifacts.
Jade objects are usually recovered from burial sites found in association with other archaeological evidence such as pottery, stone, bone and shell artifacts among others.
Ceramic objects from the collection of pre-Columbian Jade Museum, show a wide range of shapes and designs, according to archaeological or cultural region of origin.
The pre-Columbian clay artisans made not only pots, bowls, plates, but also concocted metates, rattles, flutes, flutes, drums, human figures, inhalers, stamps, among others.
In the case of ceramic seals, they showed symbolic designs according to their religious beliefs. Designs that were used by high range characters to paint their faces and bodies for religious ceremonies related to funeral rites, birth, and initiation of adulthood.