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Carl Immanuel Loscher
LÖSCHER, Carl Immanuel.

LÖSCHER, Carl Immanuel.
(1750 - 1814)

(Born: Wiederau, Saxony, Germany, 27 July 1750; Died: Freiberg, Germany?, 21 March 1814) German mining expert.

Löscher was a mining official in Clösterle in Bohemia. Later he lived in Freiberg and worked with Werner.

Biographical references: DBA: I 776, 390-395; II 825, 186-187. Hamberger & Meusel, Gelehrte Teutschland, 1796-1834. Meusel, Verstorbenen Teutschen Schrifsteller, 1802-16. NDB: 15, 64-5 [by W. Fischer]. Poggendorff: 1, cols. 1486-7. WBI.

1. German, 1796.
Uibergangsordnung | bei der | Krystallisation der Fossilien, | wie sie auseinander entspringen | und | in einander übergehen | von | Carl Imanuel Löscher | [...2 lines of titles and memberships...] | [ornament] | Mit 6 Kupfern. | [tapered rule] | Leipzig, 1796. | bei Siegfried Lebrecht Crusius.

8°: [i]-vi, [1]-61, [1] p., 6 plates (folding). Page size: 202 x 158 mm. Rare.

Contents: [[i-ii], Title page, verso blank.; [iii]-vi, "Vorrede."; [1]-61, Text.; [1 pg], Blank.; [At end], 6 plates.

Bibliographical references: BL [B.366.(6.)]. Fischer, Mineralogie in Sachsen, 1939: 181. LKG: IX 22. Marx, Geschichte der Crystallkunde, 1825: 114-5. Ward & Carozzi, Geology Emerging, 1984: no. 1400.

Beschreibung der Kristallisation, 1801

2. German, 1801.
Beschreibung | der | Kristallisation, | sowohl | nach ihren Grundgestalten, | als nämlich | der Würfel, Säulen, Piramiden und Tafeln, | als auch | nach den Veränderungen der Grundgestalten, | in Ansehung | der Abstumpfung, Zuschärfung und Zuspitzung | von | Carl Immanuel Löscher, | vormaligen Graflich Thunischen Bergmeister | in Böhmen. | nunmehro ansässig in Freiberg. | [tapered rule] | Leipzig, 1801. | bei Siegfried Lebrecht Crusius.

4°: A-M4; 48l.; [1]-96 p., 6 folding plates. Page size: 218 x 158 mm.

Contents: [1-2], Title page, verso blank.; [3]-46, "Vorrede."; [47]-96, "I. Ikosaëdron. Dodekaëdra. Linsen und | Würfel."; [At end], 6 folding engraved plates.

Plates: The six folding engraved plates all show shaded diagrams of various crystal forms. They each have a "Tab." number in the upper right-hand corner and a description of the type of crystal form depicted upon the plate. Only the first plate is signed at the bottom, "Loescher delin:1800 F.E. Müller sc." All other plates are unsigned.

The plates consist of: Tab. I. Würfel [=cubic; showing figures 1-36]; Tab. II. Saulen [=prismatic; showing figures 37-69]; Tab. III. Saulen [=prismatic; showing figures 70-101]; Tab. IV. Saulen [=prismatic; showing figures 102-129]; Tab. V. Piramiden [=pyramidal; showing figures 130-190]; Tab. VI. Tafeln [=tabular; showing figures 191-223].

Rare. Löscher was a manufacturer of crystal models in Freiberg, and Fischer (1939) records that he worked under the supervision of Werner in suppling his collections, which consisted of upto 200 models. Löscher wrote this work as a response to the many mineral enthuiasts who requested that a printed description of the models accompany his collections. The plates show figures of the crystal models in plan and side views.

Bibliographical references: BL [726.e.8.(7.)]. Fischer, Mineralogie in Sachsen, 1939: 181. LKG: IX 23 & 24a. Marx, Geschichte der Crystallkunde, 1825: 114-5.

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