Quartz Crystals on Hematite - SKMF 026
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Measurements: 77
x 58 x 32 mm Description:
A rarity
for the Kalahari Manganese Fields. Quartz crystals up to 38 mm
long, on a
matrix of hematite and (?)manganite. The
combination of glittering quartz crystals on shiny black hematite,
bits of reddish-brown iron oxide as well as minute yellow crystals of
an
unknown mineral, make this a very interesting specimen. The
main quartz crystal is double terminated. Except for a few small
nicks, the main side of the specimen appears to be undamaged. Weight
of Specimen: 178 g Chemical
Composition: SiO2
(quartz) Hardness
on Mohs Scale: (quartz) 7 Location:
Kalahari
Manganese Fields, Kuruman area, Specimen
Code:
SKMF 026 US $ 250
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