Dirt.
Rock salt is typically white or clear in color and has a grainy or coarse texture. It is often used in cooking and as a de-icing agent.
Slate grey, of course
black
It totally does!
black
Pure Epsom salt - MgSO4.7H2O - is a white powder.
from salt white to coal black
The scientific name for Black salt is Kala Namak. It is a type of rock salt that is commonly used in South Asian cuisine for its distinctive sulfurous taste.
Obsidian rock typically appears black, but it can also have a slight sheen and exhibit various colors like brown, green, or red due to impurities or inclusions in the rock.
white or clear. any other color means it has additives in it.
It is not recommended to add salt to the water when washing black clothes as it can potentially fade the color. Instead, use a gentle detergent specifically formulated for dark or black clothing to help maintain the color vibrancy.
Rock salt is typically identified by its white or colorless appearance, cubic crystal structure, and salty taste. It is also water-soluble, meaning it will dissolve in water. Additionally, rock salt has a high melting point and is commonly found in areas with evaporated salt deposits.