Question

drag the right word to its definition

formula

mineral

luster

a substance that is found
naturally in the earth and
that does not contain plant
or animal matter. gold is
an example,

Explanation:

A mineral is a naturally - occurring inorganic substance (not made from plant or animal matter). Gold is a well - known mineral. A formula is a mathematical or chemical expression (e.g., $H_2O$ for water). Luster refers to the way a surface reflects light (e.g., metallic luster of gold). The definition given matches the characteristics of a mineral.

Answer:

mineral