This specimen of massive
galena is
coated with scores of lustrous crystals of mimetite to 0.6 cm in length.
This specimen of crystalline
quartz
has a heavy coverage of lemon yellow coloured crystals of mimetite to 1 cm in
length. Several are doubly terminated. There are also a few small crystals of
wulfenite
as well to 2 mm across.
This specimen of crystalline
quartz
has a heavy coverage of small crystals of mimetite. The crystals reach up to
about 4-5 mm in length.
This specimen of
calcite
is covered with opaque crystals of mimetite to 2.1 cm in length. Several of
the crystals are doubly terminated.
ex - Washington A. Roebling Collection
ex - US National Museum Collection
ex - US National Museum Collection
Origin: Tsumeb Mine, Tsumeb, Namibia, Africa
Sample size: 4 x 3.3 x 2.8 cm (top), 5.6 x 3.6 x 2.7 cm (2nd row), 3.5 x 2.8 x
2 cm (3rd/4th row), 5.1 x 3 x 2.7 cm (5th row), 3 x 2.5 x 1.2 cm (6th row),
9 x 5.4 x 3.6 cm (7th/bottom row)
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