According to the website Putting the Emerald in Emerald Lake – Where do the colours come from?, the reason for the colour is the same that occurs in lakes, it is due to what is known as or similar material to 'rock flour' - consisting
According to the website Putting the Emerald in Emerald Lake – Where do the colours come from?, the reason for the colour is the same that occurs in lakes, it is due to what is known as or similar material to 'rock flour' - consisting of
of fine-grained, silt-sized particles of rock, generated by mechanical grinding of bedrock
and relevant to a river environment
When the sediments enter a river, they turn the river's colour grey, light brown, iridescent blue-green, or milky white.
The colour is due to:
the suspended material distorts the wavelengths of light, reflecting back more of the green and blue end of the spectrum
These usually originate from glacia