Chemical Elements and Minerals in ash particles and lava rock samples:
silica, Chromium (Cr), Lead (Pb), Manganese (Mn), Cadmium (Cd), Strontium (Sr). Copper (Cu), Aluminum (Al), Calcium (Ca), Magnesium (Mg), Zinc (Zn), Titanium (Ti), Mercury (Hg) and Iron (Fe)
Take our three question
survey in the pop up window to tell us if you know that
Volcano gases could be poisonous,
cows and sheep that eat the grass where ash has fallen often get sick or die from flourine and people breathing in the gases or ash might have breathing problems.
Volcanos are fun to visit (geotourism) but can be dangerous.