Rock Engineering

Stereonet Plotter & Analyzer

Plot planes and poles on a lower hemisphere equal-area (Schmidt) stereonet for structural geology and rock mechanics kinematic analysis.

ISRM

Inputs

Demo

Plot Settings

Planar Data

LabelDip (°)Dip Dir. (°)PolePlaneColorAction
No data points. Add a plane to get started.

Results

Add discontinuity planes above, or click a Demo preset, to plot them on the stereonet.

About this calculator

This free stereonet plotter calculator runs entirely in your browser: what you enter is never uploaded. Use the calculation steps and the theory section to check the working, and print a calculation sheet with the inputs, results and formulae for your records.

Methods and references: ISRM.

Topics: stereonet, rock mechanics, structural geology, schmidt net, equal area, wulff net, dip, dip direction, poles, kinematic.

Engineering notice: Results are for preliminary estimation, screening and education. All inputs and outputs must be independently verified by a qualified professional engineer before use in any design or construction decision. Read the full disclaimer