주제별 자료/환경,기타

산성비로 인한 훼손 (화학적 풍화)

bus333 2016. 10. 14. 17:01

Earth - An Introduction To Physical Geology By Frederick K. Lutgens (11th) (2013) Pearson - 200page

 

 

Dissolution of limestone.

A marble tombstone is chemically weathered beyond recognition in a Scottish churchyard. 

Marble is a metamorphic form of limestone. Based upon readable dates on surrounding tombstones, this one is about 228 years old

Elemental Geosystmes - Christopherson (8th) - 380page

 

 

 

 

 

 

출처 : Visualizing Geology (3rd) (2012) - 196page

 

 

 

 

 

 

 

Environment - The Science Behind the Stories by Jay H. Withgott, Matthew Laposata (6th) (2017) Pearson - 470page