mica
It goes shiny and smooth.
i think that igneous and metamorphic rocks uses luster because maybe they have it in them
Igneous rocks that cool quickly do not have time to form large crystals. This results in a fine-grained texture that appears smooth and may reflect light in a shiny manner. Examples of these rocks include basalt and obsidian.
use conditioner, it's gonna make your hairs shiny and smooth.
It isn't.... take water for example it isn't "smooth" or "shiny" but has reflective properties
why are most of rocks extremely smooth
obsidian
Shiny and smooth.
Because it is a metal and can be polished to a smooth shiny surface.
gloss
Most extrusive igneous rocks are usually shiny and smooth. This is because, they cool, solidify, and crystalize rapidly on the earth's surface, where there is less obstruction, and no enclosures.
By weathering. The water currents weather the rocks leaving them smooth.