Germanium has a shiny metallic luster when freshly cut, but it quickly oxidizes in air, producing a dull gray appearance.
Semiconductors are typically dull in appearance. They are made of materials like silicon or germanium, which do not have a reflective surface like metals but rather have a matte finish.
dull
Dull?
No, cotton is typically a dull fabric and not shiny in appearance.
Slate is typically dull in appearance. It has a matte finish and does not have a shiny or reflective surface.
Semiconductors are typically dull in appearance. They are made of materials like silicon or germanium, which do not have a reflective surface like metals but rather have a matte finish.
dull
Yes, it is.
dull
shiny
It is shiny.
Shiny
High purity must be shiny, but if oxidized it will become dull
It could be dull or shiny. It doesn't matter.
Dull?
Iron is not beautiful but dull is an exaggerated word.
shiny