I think your question needs to be more specific, because everything visible, reflects light. If an object reflected no light, it would be invisible to us. Did you mean to ask which minerals are metallic and shiny, or which are transparent and able to be cut and faceted, like gems?
it can only reflect off a minerals surface if it had the luster of glassy, metallic or pearly if the mineral is whats called dull the darkness of that mineral cannot obsorb the light like the brighter minerals can
luster
When a mineral reflects light, it is called luster. Luster describes how light is reflected from the surface of a mineral. Minerals can have different types of luster, such as metallic, vitreous, or dull.
The way a mineral reflects light from its surface is known as its luster. Luster can be described as metallic, vitreous (like glass), pearly, silky, or dull, depending on the quality and type of light reflection. It is commonly used to help identify and classify minerals.
luster
Luster
Well, I think a mineral that is crystalline reflects the light only by total internal reflection in air medium. Hence, even if it is a black mineral, it can still appear shiny. So, the mineral should still appear lustrous but may appear that it is being seen in a low light..
The way a mineral reflects light is its luster. Luster is determined by the way light interacts with the surface of the mineral, producing characteristics like metallic, vitreous, silky, or dull appearances.
When a mineral reflects light, it can have a metallic luster, which gives it a shiny appearance like metal. Non-metallic luster refers to a dull or earthy appearance of a mineral. Brilliant luster is a term used to describe a mineral that reflects light in a very bright and sparkly way, often seen in gems like diamonds.
Luster is the way a mineral reflects light.
luster
luster
Refraction
The way the surface of a mineral reflects light is called luster. Luster describes how light is reflected off the surface of a mineral, and it can be categorized as metallic or non-metallic.
It is called luster. Luster describes how a mineral's surface reflects light and can be categorized as metallic or non-metallic.
luster
luster