synthetic organic pigment Directory References Discover Is Cinco de Mayo Mexico's Independence Day? 7 Deadliest Weapons in History Falling Stars: 10 of the Most Famous Endangered Species What Is the Emoluments Clause? Spies Like Us: 10 Famous Names in the Espionage Game 9 of the World’s Deadliest Snakes 7 Drugs that Changed the World Contents synthetic organic pigment Ask the Chatbot a Question Ask the Chatbot a Question Learn about this topic in these articles:classification of pigments In pigmentSynthetic organic pigments are derived from coal tars and other petrochemicals. Inorganic pigments are made by relatively simple chemical reactions—notably oxidation—or are found naturally as earths. Read More