(Born: ?; Died: Mainz, Germany, 21 October 1792) German lawyer, mineralogist & naturalist.

Fibig was a lawyer, professor of natural history at the University of Mainz and an advisor to the government.

Biographical references: DBA: I 317, 68-70. • Meusel, Verstorbenen Teutschen Schrifsteller, 1802-16. • Poggendorff: 1, cols. 742-3. • WBI.

1. German, 1787.
Joh. Fibigs | [...5 lines of titles and memberships...] | Handbuch | der | Mineralogie. | [ornament] | [double rule] | Mainz und Frankfurt | bey Barrentrapp und Wenner. | [rule] | Gedruckt in der St. Rochus Hospitals=Buchdrukerey. | 1787.

8°: [16], 392, [2] p. A standard handbook of mineralogy. Very rare.

Bibliographical references: BL [972.e.20.]. • BMC: 2, 569. • Katalog Bergakademie Freiberg, 1879: p. 197 [VI. 265.]. • LKG: XII 117.

2. German, 1789-91 [Periodical].
Bibliothek der gesammten Naturgeschichte. Herausgegeben von J. Fibig und B. Nau. Frankfurt und Mainz, bei Varrentrapp und Wenner, 1789-91.

2 vols. Rare.

Bibliographical references: BL [437.b.19.]. • Katalog Bergakademie Freiberg, 1879: p. 197.

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