Weathering processes depend upon the pres ence of water the temperature the mineral composition of the rock and its chemical com position.
Marble tombstones weathering.
Sometimes you run into darker stones made of gabbro maybe a few sandstone markers but especially in more recent monuments marble and granite and other plutonic rocks rule the roost.
Weathering on gravestones author.
The booming and polluted metropolis of sydney and wollongong where pollution rates haven t changed much.
Marble tombstone weathering and air pollution in north america thomas c.
Weathering processes on headstones and monuments alison tymon march 2012 weathering is defined as the breakdown of rock in situ that is without being moved.
Headstones are subjected to weath.
Maps of surface recession rates measured from 8 438 century old vermont marble tombstones at 320 cemeteries.
Studying rock types weathering processes and human history in a cemetery.
Dragovitch 1986 an excellent source of data for tombstone weathering in two different cities.