This specimen is almost all malachite replacing
azurite.
There is some minor secondary
azurite
mineralization on the malachite. The far right edge of the pseudomorph has
been scuffed a bit and it shows the complete replacment of the
azurite
by malachite.
This specimen is comprised of several sharp pseudomorphs of malachite after
azurite and scattered crystals of
cerussite. The largest pseudomorph is 2.5 cm
across.
This specimen has a number of pseudomorphs of malachite after
azurite.
The largest is 1.3 cm across. There are also small scattered crystals of
cerussite
found on the rock.
This specimen has pseudomorphs of malachite after
azurite
to 2.5 cm across. The malachite has a velvety and acicular habit. There are
also a number of
cerussite
crystals and secondary phase of
azurite.
Origin: Tsumeb Mine, Tsumeb, Namibia, Africa
Sample size: 3.8 x 2.2 x 1.6 cm (top), 6.4 x 5 x 3.7 cm (2nd/3rd row), 6 x 4 x
3.5 cm (4th/5th row), 7 x 5.5 x 4.3 cm (6th/bottom row)
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