A student is researching the ancient Mesoamerican pigment Maya blue. Read the notes below, then answer the question.
* Maya blue is a highly durable pigment developed by ancient civilizations in Mesoamerica.
* The pigment was widely used in religious murals, pottery, and manuscripts.
* Chemically, Maya blue is a composite of an organic dye and an inorganic clay.
* The organic dye is indigo, which is extracted from the leaves of the *Indigofera* plant.
* The inorganic component is a fibrous clay mineral called palygorskite.
* In , mineralogist H. E. Merwin first analyzed the pigment's mineral structure.
The student wants to write a sentence emphasizing the specific organic dye and inorganic clay mineral that make up Maya blue. How should the student complete the sentence below to achieve this goal?