Description
Sample of massive white magnesite (a magnesium carbonate) from Frankenstein, now Ząbkowice Śląskie in Silesia in modern-day Poland.
Collected when Silesia was still part of Germany (late 19th century).
A 19th-century piece from the mineralogical collection of the Bally Museum in Schönenwerd, Switzerland.
Supplied with its antique label written in German.
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