Fiberglass?
Hyaline cartilage
Hyaline cartilage is the correct answer to this description of connective tissue.
Cartilage, hyaline especially
Hyaline cartilage is the tissue that fits this description. It has a firm matrix invaded by collagen fibers, giving it a glassy and smooth appearance. It is commonly found in joints, the respiratory system, and the developing skeleton.
Hyalinized tissue is the type of tissue that appears glassy and smooth due to the presence of excess collagen fibers. This can be seen in conditions such as hyalinization of blood vessels or in certain types of scar tissue.
Dense regular connective tissue is a firm matrix that is heavily invaded with fibers, particularly collagen fibers arranged in a regular pattern. This type of tissue provides strength and support to structures like tendons and ligaments.
It is glassy.
When it is polished. Gemstones are rarely glassy when they're rough.
Ruby (corundum) has a vitreous or glassy luster.
Classy rhymes with glassy! Really? that's your question? wow.
Glassy-winged sharpshooter was created in 1821.
Elongate glassy perchlet was created in 1822.