Stones whose polished, pitted, faceted surfaces have been ...

[jilianpiloj]

Stones whose polished, pitted, faceted surfaces have been produced by wind erosion are called
  ___________________ _. Fill in the blank(s) with the appropriate word(s).

Question 2

____________________ involves the impact of saltating sand grains on an object. Fill in the blank(s) with the appropriate word(s).

[Shshxj]

Answer to Question 1

ventifacts

Answer to Question 2

Abrasion

[jilianpiloj]

Thanks for the timely response, appreciate it

[chereeb]

Gracias!