(Steinbruch Schlarbaum, Klause, Bad Gleichenberg, Steiermark, Österreich)
Abandoned quarry, working Miocene latite.
Known for fine spherical kolbeckite aggregates.
Refs.:
- Meixner, H. (1937): Hohle Umhüllungspseudomorphosen von Siderit nach Kalkspat, ein Zeolith (wahrscheinlich Harmotom), Kalkspat und Hyalit aus den Trachyandesiten bei Gleichenberg, Steiermark. In: Meixner, H. (1937): Neue Mineralfunde in den österreichischen Ostalpen VII. Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark, 74, 42-44.
- Postl, W. (1981): Kolbeckit, ein seltenes wasserhältiges Scandiumphosphat aus dem Steinbruch in der Klause bei Gleichenberg. Mitteilungsblatt der Abteilung für Mineralogie am Landesmuseum Joanneum, 49, 23-29.
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Map Reference: 46°53'N , 15°53'E
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| Group 4 - Oxides and Hydroxides | | Cristobalite | 4.DA.15 | | | Cryptomelane | 4.DK.10 | | | Hercynite var: Picotite | 4.BB.05 | | | Opal | 4.DA.10 | | | | var: Fire Opal | 4.DA.10 | | | | var: Milk Opal | 4.DA.10 | | | | var: Opal-AN | 4.DA.10 | | | Tridymite | 4.DA.10 | | | Group 5 - Nitrates and Carbonates | | Aragonite | 5.AB.15 | | | Calcite | 5.AB.05 | | | Siderite | 5.AB.05 | | | Group 7 - Sulphates, Chromates, Molybdates and Tungstates | | Alunite | 7.BC.10 | | | Baryte | 7.AD.35 | | | Copiapite | 7.DB.35 | | | Gypsum | 7.CD.40 | | | Group 8 - Phosphates, Arsenates and Vanadates | | Cacoxenite | 8.DC.40 | | | Kolbeckite | 8.CD.05 | | | Group 9 - Silicates | | Apophyllite-(KF) | 9.EA.15 | | | Augite | 9.DA.15 | | (Ca,Na)(Mg,Fe | | ,Al,Fe | | ,Ti)[(Si,Al) | | O | | ] |
| | Diopside var: Chromian Diopside | 9.DA.15 | | | Enstatite | 9.DA.05 | | | Fayalite | 9.AC.05 | | | Harmotome ? | 9.GC.10 | | (Ba | | ,Ca | | ,K,Na) | | [Al | | Si | | O | | ] ·12H | | O |
| | Kaolinite | 9.ED.05 | | | Montmorillonite | 9.EC.40 | | (Na,Ca) | | (Al,Mg) | | Si | | O | | (OH) | | ·nH | | O |
| | Nontronite | 9.EC.40 | | | Unclassified Minerals | | 'Clinoptilolite' | - | | | Limonite | - | | | 'Olivine' | - | | | 'Wad' | - | |
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30 entries listed. 26 valid minerals.
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