Precious and semi-precious stones; pumice stone; emery; natural abrasives; other minerals

cpc code 163 covers a diverse range of natural mineral resources, including precious and semi-precious stones, pumice stone, emery, and other natural abrasives. These materials play a vital role in various industries, from jewelry and gemstone production to construction and manufacturing. The extraction, processing, and trade of these minerals are essential components of the global economy, contributing to economic growth and supporting a wide range of downstream activities.

The production techniques for the materials covered under cpc code 163 vary depending on the specific mineral. Precious and semi-precious stones are typically extracted from mines or quarries, then cut, polished, and graded for use in jewelry and other decorative applications. Pumice stone is often harvested from volcanic regions, while emery and other natural abrasives are mined and processed for use in abrasive products and tools. The extraction and processing of these minerals often involve specialized equipment and techniques to ensure quality and efficiency.

The main inputs required for the industries covered under cpc code 163 include the natural mineral resources themselves, as well as various tools and machinery for extraction, processing, and transportation. Depending on the specific mineral, additional inputs may include energy sources, such as electricity or fuel, as well as chemicals and other materials used in the refining and finishing processes. The availability and accessibility of these raw materials and supporting resources are crucial factors in the viability and competitiveness of the industries within this code.

The industries covered under cpc code 163 produce a wide range of outputs, including precious and semi-precious stones, pumice stone, emery, and other natural abrasives. These materials are used in a variety of downstream industries, such as 871 Jewelry, bijouterie, and related articles, 372 Construction materials, glass, and ceramic products, and 381 Fabricated metal products, except machinery and equipment. The outputs from these industries are essential inputs for the production of jewelry, construction materials, abrasive tools, and a host of other products that are vital to the global economy.