it preserves them.
Fall-out tuff is a volcanic deposit formed from ash and lapilli that fall out of the eruption plume of a volcano. This is opposed to tuff formed by pyroclastic flows.
Fossils can be formed by:MummificationPetrificationDesiccationRelated question on Answers.com:How are fossils formed?
it is so hot it can create fossils
by fossils
No. An ash fall is not a volcano; it is a product of some volcanic erputions.
I got this: "Unlike most fossil deposits, which consist of scattered bones accumulated over extended periods of time, the ash bed contains mostly articulated remains with bones still joined together in the proper order." From here: http://www-museum.unl.edu/research/vertpaleo/ashfall.html
just like all other fossils
Volcanic ash has occasionally formed molds of animals. This occurs when the ash covers the animal and -
Volcanic ash has occasionally formed molds of animals. This occurs when the ash covers the animal and -
Volcanic ash
after you defeat ash, it is found in Johto, there you can find it