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  • Hey How bout that Galena MIneral . It's is emo-tastic.Just like us.
  • I know right! it has a chemical formula that is PbS. It has a mineral group which is Sulfide.
  • I know that. what is it's hardness,specific gravity, transparency and it's color?
  • It's gravity is 7.4-7.6, It's hardness is 2.5-3, it's Transparency is opaque, it's color is a type of steel
  • Hey, did you also know that it has a streak that is silver, it's luster is Metallic, it's cleavage is 1,3- cubic , and it has a fracture that is Subconchoidal.
  • At school, look at the website: Mineral.net and Geology.com. They have a lot of information on Minerals.
  • it is used for lead production, and used to start automobiles.
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