From the book
A Chymical Dictionary
Gerhard Dorn and John French · Diotimos Editions · 2026
Browse this book’s lexicon →Orientation
At a Glance
- The wordRods associated with the historical search for mines.
- In the bookThisma names mineral veins and Tracksat metal still in its mine.
- A place to readThe historical definition below, 1650 dictionary, unnumbered definition page 46; facsimile PDF page 374.
Historical definition
Virgulta fossorum are certain rods used by miners to discover mines.
Meaning
The definition identifies an instrument through its users and attributed purpose. The users are miners; the aim is discovering mines. It does not specify the rods’ material, shape or a physical mechanism.
Use in the book
Thisma names mineral veins and Tracksat metal still in its mine. These entries provide a useful route from the searching instrument to the natural places and materials being sought.
Places to read
- Virgulta fossorumRead the complete historical definition and its commentary.
- ThismaA name for mineral veins.
- TracksatMetal considered before removal from its natural mine.
In this edition
The definition records a historical practice and its claimed purpose. No account of demonstrated efficacy is added to the source’s wording.
Source note
Historical source. 1650 dictionary, unnumbered definition page 46; facsimile PDF page 374 — Facsimile