Chrysology is a rarely used word that refers to the study of precious metals, such as gold and silver. However, there are several synonyms that can be used to refer to the same field of study. One of the most common synonyms is metallurgy, which refers to the study of metals and their properties. Another synonym is mineralogy, which involves the study of minerals and their properties. Additionally, the term alchemy can also be used to refer to the study of precious metals, as it involves the transformation of base metals into gold or silver. Regardless of the word used, individuals interested in chrysology are fascinated by the beauty and value of precious metals.