Dense irregular connective tissue. Dense irregular connective tissue has fibers that are not arranged in parallel bundles as in dense regular connective tissue. Substances formed[edit] This tissue comprises a large portion of the dermis. This type of tissue is also in the protective white layer of the eyeball and in the deeper skin layers.
Definition of VERMICULITE. : any of various micaceous minerals that are hydrous silicates resulting usually from expansion of the granules of mica at high temperatures to give a lightweight highly water-absorbent material. See vermiculite defined for kids. ADVERTISEMENT.
Brief description of Vermilion: An orangish red pigment with excellent hiding power and good permanence. It's a mercury sulfide mineral (cinnabar) used from antiquity through to the present though only scarcely due to its toxicity. Made artificially from the 8th century (vermilion), it was the principle red in painting until the manufacture of its synthetic equivalent, cadmium red. mercuric sulfide.