Todd Thompson Software

TriPlot is a trilinear-diagram plotting program for researchers and students. The goal of this program is to produce publication quality diagrams.

Platforms:

Windows 98SE and higher
Windows XP Professional SP1 is recommended

Features of the program are:

Unlimited number of points (spreadsheet holds 100,000)
Customizable point properties on a point by point basis
Placeable(WMF) and Enhanced(EMF) metafile support for importing into other applications. You can also copy the metafiles through the Windows Clipboard. Note: Win2000/XP coverts WMFs to EMFs when copying throught the Clipboard. Some applications do not display EMFs correctly. You need to break the EMFs apart or import a WMF.
Normalization of data to a 100% scale
Control over diagram properties: fonts, fill, axes, etc.
Windows interface, using standard Windows file open and save, color, and font dialog forms

Download/Install TriPlot 4.1.2 -- 2.53MB (07/30/2009)

Send me your overlays and I will put them here for download. To use the overlay file, RIGHT click on it; and from the menu select Save (Link) Target As... Save the overlay into your Triplot directory (usually C:\Program Files\Triplot). In IE, make sure the Save as type is All Files or a TXT extension will be added to the file.

Overlay	Source	Contributor	File
Quartz, Feldspar, and Lithics		Glen Mackey	QFL.ovl
Carbonate Classification	Leighton, M.W. and Pendexter, C., 1962. Carbonate rock types. In: Classification of carbonate rocks, Ham, W.E. (ed.). Am. Ass. of Petroleum Geologists, p. 33-61.	William Sallun Filho	LeightonPendexterCarbonates_Portuguese.ovl LeightonPendexterCarbonates_English.ovl
Normative Ab-Or-An	Barker, F., ed., 1979. Trondhjemites, dacites, and related rocks. p. 6	Drew Mirante	BarkerNormativeAnAbOr.ovl
Jensen Cation Classification	Jensen, L.S.A., 1976. A new cation plot for classifying subalkalic rocks. Ontario Division of Mines, Miscellaneous Paper 66, 22 pp.	Nic Rosengren	jensencation.ovl
Streckeisen Plutonic Rocks Classification	Le Maitre, R. W. (ed.), 1989. A classification of igneous rocks and glossary of terms. Blackwell Scientific Publications, Oxford, p. 14.	Luis R. A. Garcia	streckeisenqap.ovl streckeisenfpa.ovl