Klaus-Dieter Bausch
Micromounts; from 1985 concentrated on gold, silver, copper, cuprite (including chalcotrichite), proustite, pyrargyrite, dioptase, bournonite and azurite
Rudolf Berrenrath
Quarries and dumps in the Bergisches Land and the Sauerland; also Norway and Turkey; micromounts
Hans Erich Bluth
Micromounts, systematic, global approach
Joachim Bluth
Micromounts from all over the world; fossils from the Messel pit
Bernd Bogusch
Alpine cleft minerals of the Western and Eastern Alps; parageneses of the deposits of Lavrion, Iceland, the Eifel, the Sauerland and Siegerland, the northern and southern Black Forest, Bavaria and Tyrol
Andreas Brand
Minerals from all over the world, above all aesthetic small and hand specimens
Klaus Fleck
His donation of around 30,000 identified and labelled micromounts with about 1,500 mineral species in 1999 was the foundation of the Lithothek
Manfred Früchtl
Fichtelgebirge, Upper Palatinate (Wölsendorf fluorspar district), Black Forest (Grube Clara), Alpine localities (Rauris, Habachtal, Sulzbach valleys), Untermurbach quarry near Lenggries; more interested in aesthetics than in completeness
Dr. Heinz und Christl Fürnkranz
The collection of Dr. Heinz Fürnkranz, handed over by Christl Fürnkranz after his death
Theo Halama
Fossils from hard coal
Heinz Hublitz
Minerals from all over the world, with an emphasis on the mineral class of the halides
Sigismund („Sigi“) Hupfer
Germany and Austria: Leogang, Brixlegg, the Tauern valleys, Bavaria, the Lahn-Dill region, Siegerland; aesthetics before completeness
Peter Köhlen
Deposits he has visited himself; systematics; micromounts from his own finds
Dorothea Kulicke
Selected localities where one can collect for oneself (Grube Clara, Lavrion, Waidhaus, the Eifel, the Kaiserstuhl); aesthetics and variety of habit
Hannes Osterhammer
First in the Spessart, then Bavaria, Austria, Switzerland, Italy, Greece (Lavrion) and worldwide; increasingly micromounts; today photography
Traudl Osterhammer
Began in the Spessart, then Bavaria, Austria, Switzerland, Italy, Greece (Lavrion) and worldwide; special interest in pseudomorphs
Fritz Schreiber
Lavrion (Greece) – minerals of the ancient galleries and dumps and slag minerals of the coast; slag minerals from other sources; aesthetic micromounts
Erwin Schuhbauer
Collection of localities and deposits – as far as possible all the minerals of particular places; about 20 trips to the western United States (1984–2000); the Habachtal
Dr. Manfred Seitz
Locality collector without specialisation; worldwide swapping contacts in German, English, French and Spanish
Ludwig („Wiggerl“) Siebler
Specimens prepared out of the raw material he provided; large parts of the micromount collection of his late friend Heinz Kopsch
Toni Wieland
Zeolites, above all as hand specimens; Eifel minerals and minerals of volcanic origin; systematics as micromounts
21 profiles