foc.icolor {RFOC}

Get Fault Style

Description

Use Rake Angle to determine style of faulting

Usage

foc.icolor(rake)

Arguments

rake

degrees, rake angle of fault plane

Details

The styles are determined by the rake angle

strikeslip abs(rake) <= 15.0 or abs((180.0 - abs(rake))) <= 15.0

rev-obl strk-slp (rake >= 15.0 and rake < 45) or (rake >= 135 and rake < 165)

oblique reverse (rake >= 45.0 and rake < 75) or (rake >= 105 and rake < 135)

reverse rake >= 75.0 and rake < 105.0

norm-oblq strkslp (rake < -15.0 and rake >= -45) or (rake < -135 and rake >= -165)

oblq norm (rake < -45.0 and rake >= -75) or (rake < -105 and rake >= -135)

normal rake < -75.0 and rake >= -105

Value

index (1-6)

Author(s)

Jonathan M. Lees <[e-mail]>

See Also

foc.color

Examples

foc.icolor(25)