Fleischerite is a white to light-reddish pink sulfate mineral. It is named after Michael Fleischer, a co-founder of the International Mineralogical Association. Fleischerite was first recognized as a mineral in 1960. Fleischerite is the namesake of its own mineral group, which also includes schaurteite, despujolsite, mallestigite, and genplesite. It is often confused with dundasite.
Fleischerite is a white to light-reddish pink sulfate mineral. It is named after Michael Fleischer, a co-founder of the International Mineralogical Association. Fleischerite was first recognized as a mineral in 1960. Fleischerite is the namesake of its own mineral group, which also includes schaurteite, despujolsite, mallestigite, and genplesite. It is often confused with dundasite.
== Occurrence == Fleischerite is found only in Tsumeb (Ongopolo) Mine, Namibia. It forms in oxidized portions of a dolostone-hosted hydrothermal germanium-bearing polymetallic ore deposits. The oldest samples are estimated to be 541 million years old.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).