Small cavities containing white bladed barite, colourless pseudo-hexagonal chabazite, colourless prismatic apatite and brown siderite. Width of view 3.75mm. Stack of 80 images.
Sharp and very thin crystals of biotite with white concertina zircon crystal (indicated by red arrow). Width 5.5mm. Stack of 100 images.
Black manganese oxides on curved white calcite crystals and colourless pseudocubic chabazite crystals. Width 11mm. Stack of 100 images.
Colourless to white bladed crystals of hydromagnesite. There is also an unknown green tabular crystal towards the top left of the specimen, maybe apophyllite (see closeup). Width 18mm. Stack of 180 images. Ex Bernie and...
Pale blue tufts of cavansite with green crystal of waipouaite(?) on chabazite pseudocubes. Aranga is the Type Locality for waipouaite. Width 5.5mm. Stack of 110 images. Most crystals of waipouaite are almost black, but many...
Typical coffin-shaped crystals. Width 9mm. Stack of 70 images. Ex Jo Price Collection.
Shantytown. Jack Nelson Collection
Ex Jack Nelson Collection
Flattened alluvial gold. John Betts.
Collected in 1999, Rod Martin
Collected in 1999, Rod Martin
ex Joan Lamond Collection, ex Judy Rowe. Sulphur not on sinter matrix.
Joan Lamond Micro Collection 2006
Joan Lamond Micro Collection 2006
Jim Ferraiolo 6/2005
Rutheniridosmine and Iridosmine (iridium) crystalline silvery grey granules, with native gold
Labelled as Black Agate Stain Vegetation
Margaret Brown Collection
Ex Joan Lamond 3636, acquired as a swap with Jocelyn Thornton. Patch of gold in quartz with minor sulphide mineralisation, possibly arsenopyrite.
Phillipsite-K? Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
Mindat lists erionite-K and erionite-Ca, with the latter the only one tested (Rruff http://rruff.info/erionite/display=default/R060836). Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
Typical blue patches in matrix. Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
As green octahedral crystals. Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
Mossburn serpentine quarry. Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
Orange crystals. Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
Massive scheelite in quartz. Typical bright bluish-white fluorescence under shortwave UV. Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand).
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...
5613 Cristobalite and sanidine in obsidian, Roadcut Section, Poihipi Road, Taupo District, Waikato Region, North Island, New Zealand. Photo width 5mm. Stack of 80 shots.
Hendersons Quarry, Mount Ngongotaha, Rotorua District, Bay of Plenty Region (Te Moana-a-Toi), North Island, New Zealand Photo width 11mm View Larger Map | Get Directions
Photo width 2.5mm View Larger Map | Get Directions
ex Joan Lamond Collection, ex Museum Victoria, collected by Neville Cook in 1983. Doubt about the locality. More likely one of the Otago deposits.
