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  Wikipedia: S-type asteroid

Wikipedia: S-type asteroid
S-type asteroid
From Wikipedia, the free encyclopedia.

Apxoximately 17% of all known asteroids are of an S-type, a relatively bright (albedo 0.10 to 0.22) asteroid, consisting of metallic nickel-iron mixed with iron- and magnesium-silicates.

  

From Wikipedia, the free encyclopedia. 
Modified by Geona