DMU Legend Generator

Description of Map Units → publication legend

Arizona Geological Survey

1 Map unit table

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Drop a DMU table here

Excel (.xlsx / .xls) or .csv · or click to browse

2 Layout

Columns

Column width px

300

Row spacing gap between entries

Column gap

Balance column heights

3 Boxes & type

Color box size px

Box opacity

100

Description text size pt

Font

Add a font

Use a font installed on this computer, or embed a font file so it works offline and travels in exports.

Unit label font box symbols only

Geologic age symbols (FGDCGeoAge)

Set the unit label font to FGDCGeoAge, then type these keys in a Label to get the symbol. Click a key to copy. Other ages use their normal letters.

Show unit label inside box Outline label fonts in SVG export

Converts FGDCGeoAge and embedded-font labels to vector paths, so age symbols look identical without the font installed. System-font labels stay as editable text.

4 Heading & title

Legend title optional

Heading text size pt

Indent per level px

Keep heading with following units

Advanced label controls

Label color

Color mode

White when box is darker than auto mode

Click any box in the preview to flip that one (auto → white → black). Tip: set mode to All black, then click the dark units you want white.

Label sizing

Reduce size for long labels

Apply when label is longer than characters

Reduction

Reduce label by 2 pt when over the limit.

Per-unit overrides

Color and size for individual unit labels. A = auto, W = white, B = black. The −/+ buttons nudge a single label's size. Clicking a box in the preview updates this list too.

Load a table to adjust individual units.

Legend preview Rulers Grid Transparency check

⛰

No legend yet

Load a Description of Map Units table to build a legend. The tool reads standard GeMS columns (MapUnit, Name/FullName, HierarchyKey, ParagraphStyle, Label, AreaFillRGB) and lays them out automatically.

Click Load sample to see it in action.