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Prehnite : Ca2Al2Si3O12(OH) | |
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Prehnite Hill, Litell Rocks, Victoria Land, Eastern Antarctica, Antarctica width of picture 2.5 cm. Specimen from GANOVEX expidition |
| © Maurice de Graaf | Photo ID: 15851 View Count: 607 |
Prehnite : Ca2Al2Si3O12(OH) | |
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Prospect Quarry, Prospect (Prospect Hill), Cumberland Co., New South Wales, Australia Single green Prehnite ball on minor grey Dolerite. Collected mid 1960's. 41mm x 31mm x 26mm Personal collection and photo |
| © Keith Compton | Photo ID: 33664 View Count: 583 |
Prehnite : Ca2Al2Si3O12(OH), Calcite : CaCO3, Chlorite Group | |
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Prospect Quarry, Prospect (Prospect Hill), Cumberland Co., New South Wales, Australia Pale green botryoidal Prehnite. Minor associated Calcite. Collected in the 1960s. 7cm x 5.6cm x 4cm Personal collection and photo. |
| © Keith Compton | Photo ID: 34219 View Count: 517 |
Prehnite : Ca2Al2Si3O12(OH) | |
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Prospect Quarry, Prospect (Prospect Hill), Cumberland Co., New South Wales, Australia Large specimen of Prehnite (112mm x 96mm). Photo and collection of Tony Parker |
| Photo ID: 62097 View Count: 361 | |
Prehnite : Ca2Al2Si3O12(OH), Quartz : SiO2 | |
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Prospect Quarry, Prospect (Prospect Hill), Cumberland Co., New South Wales, Australia Specimen measures 1.8 x 2.2 x 1.3 cm The specimen was originally in The Brian Shelton Collection and acquired in October 2008 Jon Mommers Collection and photo |
| © Earthstones | Photo ID: 193134 View Count: 159 |
Prehnite : Ca2Al2Si3O12(OH) | |
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Prospect Quarry, Prospect (Prospect Hill), Cumberland Co., New South Wales, Australia 12.6 x 7.8 x 5.1 cm. This is a big and extremely fine Australian prehnite. This is not just a shapeless lump, but is covered with quite sharp-edged crystals that stand up in good relief. This large and heavy specimen is solid prehnite, a solid crust 4-cm thick. What really does not come through well at all in the photo is the very pretty sea-foam ... |
| © Rob Lavinsky | Photo ID: 206165 View Count: 66 |
Prehnite : Ca2Al2Si3O12(OH) | |
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Prospect Quarry, Prospect (Prospect Hill), Cumberland Co., New South Wales, Australia Prehnite. Collection of Albert Chapman 1973. Scale at bottom of image is an inch with a rule at one cm. |
| Photo ID: 234386 View Count: 59 | |
Prehnite : Ca2Al2Si3O12(OH) | |
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Prospect Quarry, Prospect (Prospect Hill), Cumberland Co., New South Wales, Australia Prehnite. Collection of D. Pohl 1973. Scale at bottom of image is an inch with a rule at one cm. |
| Photo ID: 234381 View Count: 53 | |
Prehnite : Ca2Al2Si3O12(OH), Analcime : Na2[Al2Si4O12] · 2H2O | |
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Prospect Quarry, Prospect (Prospect Hill), Cumberland Co., New South Wales, Australia Prehnite & Analcime. Labeled as Emu Quarry, Collection of D. Pohl 1973. Scale at bottom of image is an inch with a rule at one cm. |
| Photo ID: 234380 View Count: 50 | |
Prehnite : Ca2Al2Si3O12(OH), Pyrite : FeS2 | |
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Styles Quarry, Prospect (Prospect Hill), Cumberland Co., New South Wales, Australia Pale green Prehnite with micro Pyrite on coarse grained Dolerite. Calcite has been acid removed (some minor traces still visible) Overall size 16.9cm x 11cm x 6.3cm Personal collection and photo |
| © Keith Compton | Photo ID: 34921 View Count: 468 |
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