Measurements: 83 x 55 x 50 mm
Description:
Aggregates of glittering (?)smithsonite crystals (with an unusual
habit) with minute, but beautiful mimetite crystals and minute bits of
malachite, on a rock matrix. The mimetite and malachite
can be enjoyed with the help of a loupe.
Damage is confined to the edges. One of the small sides of the specimen
has been trimmed.
Weight
of Specimen:
208
g
Chemical
Composition: ZnCO3
(smithsonite
basic formula)
Pb5(PO4)3Cl (mimetite)
Cu2+(CO3)(OH)2
(malachite)
Hardness on Mohs
Scale: (basic
smithsonite)
4
- 5
(mimetite)
3.5
- 4
(malachite)
3.5
- 4
Location:
Tsumeb,
Northern Namibia.
Specimen Code:
NTS 060
US $ 120

|