Final answer:
The claim that organic minerals are found in nature is false because minerals are inorganic by definition, whereas organic substances contain carbon and are related to life processes.
Step-by-step explanation:
The statement that 'several organic minerals are found in nature' is false. In chemistry, a mineral is defined as a naturally occurring inorganic solid substance with a specific chemical composition and crystal structure.
Organic substances, by definition, contain carbon and are associated with living organisms, and while certain organic compounds can indeed be found in nature, they do not meet the criteria to be classified as minerals.