| Classification |
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| Species: | Opal |
| Formula: | SiO2 · nH2O |
| Habit: | to 10cm |
| Colour: | red and dark or light orange and rarely yellowish, greenish, beige and white |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Opal data |
| Locality Data: | Click here to view Gümüldür, Menderes District, Izmir Province, Turkey |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1007856 |
| Long-form Identifier: | 1:3:1007856:9 |
| GUID (UUID V4): | 1a02b3a4-10cc-4085-bc0a-7523a7c10f82 |
| Nearest other occurrences of Opal |
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| 43.0km (26.7 miles) | ⓘMytilinii Basin, Eastern Samos, Samos, North Aegean, Greece |
| 47.7km (29.6 miles) | ⓘKarlovassi basin, Western Samos, Samos, North Aegean, Greece |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (article/letter/editorial) | | silicic volcanism of the Çubukludağ Graben, western Turkey: an example of generation of pyroclastic density...Mines, Geology Department, Maslak Istanbul 34469, Turkey (Received 9 October 2012; accepted 9 May 2013;...pyroclastic density current, silicic dome, Western Turkey. 1. Introduction Silicic magmatism is often associated...major tectonic features. IAZ – Izmir Ankara Suture zone; MM – Menderes massif. See the online Supplementary...İzmir and Kuşadası regions in Western Anatolia (Turkey). It lies between the Aegean coastline in the south |
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