Fleischerite, (on Cerussite)


Composition: Pb3Ge4+(SO4)2(OH)6.3H2O
Crystal System : Hexagonal
Lustre : Sub-vitreous, silky
Hardness : 2.5-3.0
Specific Gravity : 4.55
Year of Discovery: 1957
IMA Number: 1962 s.p.
IMA Status: Approved
Discovered By: Clifford Frondel and Hugo Strunz (American and German mineralogists respectively)
Named for: Michael Fleischer


  • Supergene
  • 1st Oxidation Zone
  • 2nd Oxidation Zone

Notable Finds

The type assemblage comprises tennantite, mimetite, plumbojarosite and quartz. On 35 Level fleischerite was found "growing through" crystals of anglesite and associated with melanotekite and kegelite.