Recent content by Gustavo Duarte

If calcium is in supersaturation, how it is possible to find 410 ppm of calcium in open oceanic waters? Why it don't precipitate? The poisoning of magnesium answer these question? If i leave a glass of supersaturated calcium salt water, what is the expected value of calcium after a couple days...

Then, the dissolution is not a problem? If we have calcium in 150 ppm, the skeleton is not going to be fragile?

Randy I red your very good article, and I've got others questions... In my opinion we have two problems with calcium levels. The level that begins to reduce growing (and, if it exist, one level that the grow stops) and the level that the calcareous substrate begins to dissolve. In...

What is the lower level calcium tolerance in most corals? When they stop to grow? When they begin to die or the calcareous matrix begins to dissolve?