Hyaline cartilage is the correct answer to this description of connective tissue.
Hyaline cartilage
Cartilage, hyaline especially
Fiberglass?
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.
The connective tissue that appears to be glassy and smooth is known as hyaline cartilage. It covers the end of the long bones so as to avoid compression.
Potash has a shiny lustre. It appears as glassy or vitreous with a reflective quality when it catches light.
Jasper typically has a dull to vitreous luster, meaning it appears either somewhat shiny or glassy in appearance.
Halite has a vitreous, glassy luster. This means that it appears shiny and reflective, similar to the surface of glass.
It is glassy.
Halite is a non-metallic mineral. It has a glassy or vitreous luster and typically appears transparent or translucent.
When it is polished. Gemstones are rarely glassy when they're rough.