Why is color often considered misleading for rock identification?

Because rocks kinda camouflage with the ground so it’s hard to see the color of the actual rock

athena gives perseus a mirror sp he won't directly look back at her.

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.