Understanding the Metaphor: "Aqua Blue Water as a Shiny Mirror"

Yes, the phrase "aqua blue water was a shiny mirror" is a metaphor. A metaphor is a figure of speech that compares two unlike things without using the words "like" or "as." In this case, the aqua blue water is being compared to a shiny mirror. This comparison suggests that the water is clear and reflective, just like a mirror. The use of the word "shiny" also suggests that the water is sparkling and beautiful.