Locality
13°45´30" east longitude, 50°46´1" north latitiude   [ map ]

Name
Altenberg, Erz Gebirge, Saxony, Germany, Europa

Political relevance of location
tin mining centre of Erzgebirge

Geological relevance of location
Pycnite (aluminium silicate), a pneumatolytic mineral; occurs in association with tin ore, quartz, and zinnwaldite. Pycnite is a stalked variety of topaz and in Altenberg is the only occurrence of Germany.

Classification of the earth

Structure	pycnite
Colour	yellow
Age	Palaeozoic

Donor

Federal Institute for Geosciences and Natural Resources,
 Office Berlin,
 Germany