Iodine?
Antimony is a bluish-white metalloid element.
The color of cadmium is a metallic bluish-white color
Copper is a metallic element that matches this description. It has a bluish-white color in its pure form, tarnishes slightly in moist air to form a greenish patina, and burns with a bluish-green flame when heated.
Neptune and Uranus are both bluish in color.
http://site2.wikianswers.com/templates/images/saveBtn_enable.gif?v=48569 The color of mill scale after it is hot rolled is bluish black.
black or bluish black
Antimony is a bluish-white metalloid element.
Mixing black and blue will result in a dark bluish-black color.
brunette has reddish/brownish cast to the color. black can have a bluish cast.
The color of cadmium is a metallic bluish-white color
Copper is a metallic element that matches this description. It has a bluish-white color in its pure form, tarnishes slightly in moist air to form a greenish patina, and burns with a bluish-green flame when heated.
The mussel, a bivalve, has two valves, or shells.
Neptune and Uranus are both bluish in color.
http://site2.wikianswers.com/templates/images/saveBtn_enable.gif?v=48569 The color of mill scale after it is hot rolled is bluish black.
brownish, bluish colour
The color of solid iodine is a dark purple.
Topaz Yellow.