5805 A2980 523marps Fluorite, Chlorite, Magnetite, Albite, Pyrophanite, Natrolite(?), Big Rock Quarry (3M Quarry), Little Rock, Pulaski County, Arkansas, USA
Tiny purple octahedral fluorite crystalson albite with greenish chlorite, white prismatic crystals of natrolite(?), colourless quartz, and brown pyrophanite. Also on specimen magnetite, Ex Art Smith Collection (collected in 1979). Width of view 11.5mm. Stack...
Red danalite with some crystal faces, frozen in matrix with magnetite and fluorite. Specimen measures 62x46x40mm. Click on the image below for a higher resolution version.
40024 RH2302 Pseudobrookite, Magnetite, Aegirine-Augite, Eastern Hill, Mount Anakie, Anakie, City of Greater Geelong, Victoria
Brown pseudobrookite crystals with tiny yellow transparent aegirine-augite crystals. The larger pseudobrookite crystal has a “bend” in it, clearly an abrupt change of growth direction, not rare but also not common at this locality. The...
7415 JL3069 Magnetite, Fluorapatite, Diopside, Cosgrove quarry, Cosgrove, City of Greater Shepparton, Victoria
Acquired by Joan Lamond in 1998 from Jack Leach at the Nunawading Show for $1.00. Ex Jack Nelson Collection.
7344 JL3134 Beryl, Titanite, Biotite, Monazite, Magnetite, Tungkillo area, Palmer, South Mt Lofty Ranges (Adelaide Hills), Mt Lofty Ranges, South Australia
Acquired by Joan Lamond from Judy Rowe in 1998. Labelled as “Mannum”.
4660 Shadlunite, chalcopyrite, pentlandite, cubanite, magnetite, galena, sphalerite, and silver, Mayak Mine (Majak Mine), Talnakh Cu-Ni Deposit, Noril’sk, Putoran Plateau, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Eastern-Siberian Region, Russia
Type Locality. Polished section & analysis of this very rare lead-iron analogue of pentlandite, from the type locality, present as typical submicroscopic grains embedded in massive sulphides. Ex Raymond Hodgson Collection (4272) obtained in 2007....
ex Joan Lamond Collection
Reddish-brown loose crystals. Ex Dennis McMurdie, ex Minerals Unlimited. Originally called koppite.
Kerry Banks Collection
1501 Hypersthene (probably enstatite), and magnetite, from Mount Tarawera, Okataina, Rotorua District, Bay of Plenty Region (Te Moana-a-Toi), North Island, New Zealand. Photo width is 3.33mm and a 46 photo stack. Mount Tarawera last erupted...