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Tag Archives: instructions

New training section: 3D Geology diagram techniques

I’ve just added a new set of pages in the training section of this website. These tutorial pages cover 3D Geology diagram techniques. The first tutorials for 3D diagrams using a mixture of free and non-free software are live now. I will also make alternate versions of these tutorials that use only free software soon.

New page: Digitising a geological map in ArcGIS Desktop

I’ve made a new page on the website which covers digitising a geological map in ArcGIS desktop. The page has written instructions and a series of screencasts that cover: georeferencing, digitising contacts, generating polygons and other steps. Links to other instructions that cover other parts of digitising a map are also included.

How to compress powerpoint presentations

These instructions are applicable to Powerpoint 2011 on MacOS and Powerpoint 2013 on PC (and probably versions on either side of these).

The size of your Powerpoint presentation is mostly going to be based to the number of images you have in your presentation, image size (especially if you are using MacOS), and your default compression settings (only applicable if you are using a windows PC).

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Adding XY data to ArcGIS

This tutorial covers adding XY data to ArcGIS, so that you can view and work with the data in ArcGIS. By XY data I mean point data such as foliation that has a spatial (XY) component associated with it.

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Grid reference systems: What are they?

This page explains grid reference systems, with specific emphasis on New Zealand. If you are interested in making a grid reference system for your map read this page and then see:

What is a grid reference system?

A grid reference system is a simplified grid used for a map area to make reporting and looking up coordinates easier.
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