Arsenic is shiny,gray,brittle metallic looking solid.The dull coating is made of arsenic oxides.
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.
Tellurium has a shiny luster.
Metalloids can exhibit a range of physical properties, including both metallic and non-metallic characteristics. This means that some metalloids can appear dull, while others can appear shiny. For example, boron is a metalloid that is typically dull in appearance, while silicon can have a shiny, metallic luster. The appearance of a metalloid depends on its specific atomic structure and bonding characteristics.
dull
dull
shiny
Shiny
It is shiny.
Dull?
It could be dull or shiny. It doesn't matter.
High purity must be shiny, but if oxidized it will become dull
Iron is not beautiful but dull is an exaggerated word.
shiny
Lustrous is a term that defines a condition between dull and shiny.