A) mica B) feldspar C) sulfur D) quartz
A) feldspar B) sulfur C) pyrite D) quartz
A) diamond B) sulfur C) mica D) copper sulfide
A) copper sulfide B) feldspar C) halite D) calcite
A) sulfur B) pyrite C) feldspar D) quartz
A) halite B) calcite C) sulfur D) quartz
A) talc B) galena C) pyrite D) mica
A) mica B) halite C) talc D) galena
A) galena B) feldspar C) mica D) talc
A) quartz B) halite C) galena D) talc
A) scratched by steel nail B) scratched by fingernail C) scratched by penny D) scratches glass
A) scratched by penny B) scratched by steel nail C) scratches glass D) scratched by fingernail
A) scratches glass B) scratched by steel nail C) scratched by fingernail D) scratched by penny
A) scratched by fingernail B) scratched by steel nail C) scratches glass D) scratched by penny
A) scratches glass B) scratches all common materials C) scratched by steel nail D) scratched by penny
A) no color B) blue C) white D) black
A) red B) peach C) white D) pink
A) orange B) no color C) brown D) red
A) green B) white C) yellow D) clear
A) blue B) white C) peach D) gold
A) tan B) green C) red D) white
A) black B) gray C) silver D) yellow
A) black B) gold C) silver D) blue
A) tan B) silver C) blue D) black
A) white B) yellow C) pink D) purple |