mineral name
DESCRIPTION
Mineral NameTRANSCRIPT
Mineral Name Chemical Composition Color of Fresh Surface Color of Tarnish (if present) Streak LusterDiaphaneityHabit Hardness Cleavage or Fracture Special Properties Diagnostic Properties
GoldAuYellowYellowMetallicOpaqueArborescent, Granular, Platy2.5-3Hackly, Jagged
SilverAgSilver white, Gray white, GraySilver WhiteMetallicOpaqueArborescent, Dendritic, Massive2.5-3Hackly, Jagged
CopperCuBrown, Copper red, Light pink, Red.RoseMetallicOpaqueArborescent, Nodular 2.5-3Hackly, Jagged
GraphiteCIron black, Dark gray, Black, Steel grayblackSub MetallicOpaqueEarthy, Foliated, Tabular