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Tokatoka, Kaipara, Northland, North Island, New Zealand

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Baryte : BaSO4

Bickers Quarry (Simpkins Quarry), Tokatoka, Kaipara, Northland, North Island, New Zealand

A cluster of platy white baryte crystals from Bickers quarry. Field of view: 3mm.
 © Judy RowePhoto ID: 228608    View Count: 28

Chabazite-Na : (Na2,K2,Ca,Sr,Mg)2[Al2Si4O12]2 · 12H2O

Bickers Quarry (Simpkins Quarry), Tokatoka, Kaipara, Northland, North Island, New Zealand

Clusters of tabular chabazite-Na crystals, pale yellowish in colour. Field of view: 10mm.
 © Judy RowePhoto ID: 232258    View Count: 16

Chabazite-Na : (Na2,K2,Ca,Sr,Mg)2[Al2Si4O12]2 · 12H2O

Bickers Quarry (Simpkins Quarry), Tokatoka, Kaipara, Northland, North Island, New Zealand

From Bickers quarry, crystals of chabazite-Na, somewhat translucent and slightly creamy in colour, in a small vugh in diorite. Field of view: 6mm.
 © Judy RowePhoto ID: 241647    View Count: 13

Siderite : FeCO3

Bickers Quarry (Simpkins Quarry), Tokatoka, Kaipara, Northland, North Island, New Zealand

From Bickers quarry, a vugh lined with dark brown balls of siderite. Field of view: 9mm.
 © Judy RowePhoto ID: 241903    View Count: 29
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