Such is the story of an Arkansas man who drank so much iced tea that it led him to develop kidney failure. Three Arkansas doctors described the case in a letter published by the New England Journal of Medicine this week.
What is Marble? Marble is a metamorphic rock that forms when limestone is subjected to the heat and pressure of metamorphism. It is composed primarily of the mineral calcite (CaCO3) and usually contains other minerals, such as clay minerals, micas, quartz, pyrite, iron oxides, and graphite.
Summary: 1.Limestone is a type of rock which is formed when mud, sand, and shells are deposited in oceans and lakes while marble is a type of rock which is formed by the recrystallization of limestone during the mountain-building process.2.Both come in many colors and are used as building materials and other industrial uses.imestone is a rock that is formed when mud, sand, and shells are deposited in oceans and lakes and develop into a sedimentary rock. Since it is made up of fossilized particles, it is porous and is soluble in water.