Olmiite

N´Chwaning II Mine | Kuruman | Kalahari Manganese Fields | South Africa

Size: 2.9 x 2.3 x 1.6 cm

Bid: € 25.00 ~ 27.08 $
incl. VAT, excl. Shipping Costs

End time: 5/19/2024 11:00:00 PM

Highbidder SammlerPrag

Hausmannite on Andradite

N´Chwaning II Mine | Kuruman | Kalahari Manganese Fields | South Africa

Size: 6.5 x 4.7 x 4.6 cm

Price: € 850.00 ~ 920.72 $
incl. VAT, excl. Shipping Costs

End time:

Highbidder

This is an exceptional Hausmannite specimen with several jet-black, partially intergrown octahedral crystals of the manganese oxide. The crystals measure to 1.7 cm on edge. They are shar ...

Ettringite Ex Dr. Gerd Tremmel coll.

N´Chwaning II Mine | Kuruman | Kalahari Manganese Fields | South Africa

Size: 6.3 x 4.0 x 2.5 cm

Price: € 1,200.00 ~ 1299.84 $
incl. VAT, excl. Shipping Costs

End time:

Highbidder

This specimen is a robust and colorful piece featuring a 3,4 cm, doubly terminated central crystal, surrounded by several smaller "cousins". These crystals are very lemon-yellow, transluc ...