It could be a calcium deposit. What have your pH and alkalinity readings been. If 7.8 or higher that may be your answer. Correct the pH and try maintaining a slightly more aggressive pH - 7.2 to 7.4 for a while.
It could be that you are too aggressive on the pH - 6.8 to 7.2 adjust this and maintain 7.5. You will not get rid of the "fading" if this is the cause. k
To address fading colored gunite that looks like rocks in your pool, you can consider having the surface re-colored or re-sealed by a professional pool contractor. Alternatively, you may opt to resurface the entire pool with a new layer of fresh gunite to restore its appearance. Regular maintenance and cleaning can also help preserve the color and look of the gunite surface.
Normally, light colored igneous rocks are less dense compared to dark colored igneous rocks. This is because the light colored rocks have a less iron in them.
Normally, light colored igneous rocks are less dense compared to dark colored igneous rocks. This is because the light colored rocks have a less iron in them.
less dense
Decoration, fill it with different colored rocks pretty looking crystals and so on. It looks great.
Because veichals always go on the road so its nice black color starts fading away. As time goes by the asphalt is worn away revealing the lighter colored rocks that it is mixed with.
Most dark-colored igneous rocks have a high density.
Most dark-colored igneous rocks have a high density.
Dark colored rocks.
Basaltic Magmas are dark colored, heavy and are ferromagnesian in composition, so they most times do not form light colored rocks, rather, the Felsic Granitic Magma forms the light colored rocks with lower densities.
There are pink colored rocks for fish tanks, look in the pet department or go to a store that sells aquarium supplies. Craft stores usually have colored rocks.
If you are referring to igneous rocks, they are classified as mafic.
igneous