Strike Slip Fault

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Description

Plot a strike slip fault

Usage

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SSfault(x, y, h = 1, hoff = 0.15, rot = list(cs = 1, sn = 0),
col = "black", dextral = TRUE, lwd = 1)

Arguments

x

x-coordinates

y

y-coordinates

h

length of symbol

hoff

distance from line

rot

rotation list

col

color

dextral

logical, TRUE=dextral polarity

lwd

line width

Details

Rotation vector is provided as list(cs=vector(), sn=vector()).

Value

Graphical Side effects

Author(s)

Jonathan M. Lees<jonathan.lees@unc.edu>

See Also

GEOsymbols

Examples

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G=list()
G$x=c(-1.0960,-0.9942,-0.8909,-0.7846,-0.6738,-0.5570,-0.4657,-0.3709,
-0.2734,-0.1740,-0.0734, 0.0246, 0.1218, 0.2169, 0.3086, 0.3956, 0.4641, 
0.5293, 0.5919, 0.6530, 0.7131)
G$y=c(-0.72392,-0.62145,-0.52135,-0.42599,-0.33774,-0.25896,-0.20759,
-0.16160,-0.11981,-0.08105,-0.04414,-0.00885, 0.02774, 0.06759, 0.11262, 
0.16480, 0.21487, 0.27001, 0.32895, 0.39044, 0.45319)


plot(G$x, G$y, type='n',asp=1, axes=FALSE, xlab='', ylab='')

 g = PointsAlong(G$x, G$y, N=3)



 lines(G$x,G$y,col='blue')


###  left lateral strike slip: sinestral
 sk = 2
SSfault(g$x,g$y,h=sk,hoff=sk, rot=g$rot , col='blue', dextral=FALSE)
     
###  right  lateral strike slip: dextral

plot(G$x, G$y, type='n',asp=1, axes=FALSE, xlab='', ylab='')
 lines(G$x,G$y,col='blue')

SSfault(g$x,g$y,h=sk,hoff=sk, rot=g$rot , col='blue', dextral=TRUE)
     

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