1895 Death Franz E Neumann, German mineralogist/physicist, dies at 96 1851 Birthday Waldemar Brogger, Norway, geologist/mineralogist, Metamict State 1798 Birthday Franz E Neumann, German mineralogist/mathematician/physicist 1770 Birthday Alexandre Brongniart, Paris, mineralogist/geologist, Tertiary 1555 Death Georg Agricola, Bauer, German mineralogist (zinc), dies at 61 1494 Birthday Georgius Agricola, born in Germany, mineralogist, De Re Metallica
