Experimentally deformed feldspar aggregates

 

Cataclastic flow

Experimentally deformed feldspar aggregates

 

Starting material / cataclastic flow / regime 1

 

List of microstructures

 

 

 

 

32

 

TA shortened 15% at 20°C, 10-5/sec, and 800 MPa; brittle fault with stress drop.

33

 

TA shortened 35% at 200°C, 10-5/sec, and 800 MPa; wider zone of comminution with no stress drop.

34

 

TA shortened 34% at 300°C, 10-5/sec, and 800 MPa; macroscopically ductile cataclastic flow.

35

 

TA shortened 50% at 800°C, 10-5/sec, and 1200 MPa; semi-brittle flow.

42

 

BA shortened 31% at 300°C, 10-5/sec, and 800 MPa; macroscopically ductile cataclastic flow.

43

 

BA shortened 23% at 350°C, 10-5/sec, and 800 MPa; dextral shear by cataclastic flow.