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Gonnardite : Na2Ca[Al2Si3O10]2 · 7H2O | |
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Boral Limited quarry, Bundoora, Victoria, Australia Hemispherical balls of acicular gonnardite. Obtained in 1990. Specimen 1462 in the collection of the photographer, Alan Goldstein. FOV = 2 cm |
| © Alan Goldstein | Photo ID: 25973 View Count: 441 |
Gonnardite : Na2Ca[Al2Si3O10]2 · 7H2O | |
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Boral Limited quarry, Bundoora, Victoria, Australia Gonnardite from Bundoora Quarry, Darebin Creek, City of Withtllesea near Melbourne, Victoria. Field of view 6x9 mm. Rui Nunes specimen and photo. |
| © Rui Nunes 2005 | Photo ID: 44569 View Count: 430 |
Gonnardite : Na2Ca[Al2Si3O10]2 · 7H2O | |
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Boral Limited quarry, Bundoora, Victoria, Australia Off-white balls of gonnardite to 3 mm literally cover the nicely shaped basalt matrix of this specimen from the 1989 find at the Boral Quarry, Bundoora, Victoria, Australia. Gonnardite is an uncommon zeolite and this is excellent material. 3.1 x 2.8 x 2.8 cm |
| © Rob Lavinsky | Photo ID: 60822 View Count: 283 |
Gonnardite : Na2Ca[Al2Si3O10]2 · 7H2O | |
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Boral Limited quarry, Bundoora, Victoria, Australia Off-white spherules of Gonnardite on basalt matrix. Overall size: 37mm x 27mm x 31mm Personal collection and photo. |
| © Keith Compton | Photo ID: 99315 View Count: 185 |
Gonnardite : Na2Ca[Al2Si3O10]2 · 7H2O | |
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Boral Limited quarry, Bundoora, Victoria, Australia A cute 2.6 by 1.6 cms group of white balls. JSS specimen and photograph. |
| © JSS | Photo ID: 102825 View Count: 152 |
Gonnardite : Na2Ca[Al2Si3O10]2 · 7H2O, Chabazite-Na : (Na2,K2,Ca,Sr,Mg)2[Al2Si4O12]2 · 12H2O | |
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Boral Limited quarry, Bundoora, Victoria, Australia The soft-looking balls are made up of tufts of gonnardite (which is actually an intergrowth of gonnardite and natrolite] on a centre which is probably thomsonite. Clear twinned chabazites are also present. Field of view: 3.7mm. |
| © Judy Rowe | Photo ID: 190345 View Count: 83 |
Gonnardite : Na2Ca[Al2Si3O10]2 · 7H2O | |
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Boral Limited quarry, Bundoora, Victoria, Australia A small vugh in Bundoora basalt with fibrous white balls of gonnardite-natrolite intergrowth showing a silky lustre. Field of view: 10mm. |
| © Judy Rowe | Photo ID: 218924 View Count: 67 |
Gonnardite : Na2Ca[Al2Si3O10]2 · 7H2O, Calcite : CaCO3 | |
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Ridge Road quarry, Daylesford, Victoria, Australia The white sheaf-like aggregates lying on groups of calcite crystals are gonnardite in a mixture with natrolite, as is common in Victorian zeolite localities. Field of view: 5mm. |
| © Judy Rowe | Photo ID: 196513 View Count: 63 |
Gonnardite : Na2Ca[Al2Si3O10]2 · 7H2O, Natrolite : Na2[Al2Si3O10] · 2H2O, Calcite : CaCO3 | |
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Dunnstown quarry, Dunnstown, Victoria, Australia Gonnardite with natrolite and calcite in vesicular basalt. Alan Goldstein specimen (#1719) and photo. Obtained in 1997. |
| © Alan Goldstein | Photo ID: 117816 View Count: 128 |
Gonnardite : Na2Ca[Al2Si3O10]2 · 7H2O | |
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Tylden quarry, Tylden, Woodend, Victoria, Australia Clusters of gonnardite from the basalt quarry at Tylden. As usual in Victoria, the gonnardite is intergrown with natrolite. Field of view: 9mm. |
| © Judy Rowe | Photo ID: 202741 View Count: 110 |
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