Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Phillipsite Subgroup from
Dungberg (Dungkopf), Unkelbach, Remagen, Ahrweiler, Rhineland-Palatinate, Germany


Classification
Species:'Phillipsite Subgroup' (not an IMA approved species)
Formula:(Ca0.5,K,Na,Ba0.5)4-7[Al4-7Si12-9O32] . 12H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Phillipsite Subgroup data
Locality Data:Click here to view Dungberg (Dungkopf), Unkelbach, Remagen, Ahrweiler, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:406754
Long-form Identifier:1:3:406754:2
GUID (UUID V4):0
Nearest other occurrences of Phillipsite Subgroup
7.7km (4.8 miles) ⓘGierswiese (Gerstwiese), Bad Honnef, Rhein-Sieg-Kreis, Cologne, North Rhine-Westphalia, Germany
8.3km (5.1 miles) ⓘMinderberg quarry (Düstemich), Linz am Rhein, Linz am Rhein, Neuwied, Rhineland-Palatinate, Germany
8.6km (5.4 miles) ⓘDattenberg Quarry, Dattenberg, Linz am Rhein, Neuwied, Rhineland-Palatinate, Germany
10.1km (6.3 miles) ⓘLohrberg, Königswinter, Rhein-Sieg-Kreis, Cologne, North Rhine-Westphalia, Germany
10.9km (6.8 miles) ⓘPetersberg, Königswinter, Rhein-Sieg-Kreis, Cologne, North Rhine-Westphalia, Germany
11.2km (6.9 miles) ⓘÖlberg (Oelberg), Königswinter, Rhein-Sieg-Kreis, Cologne, North Rhine-Westphalia, Germany
12.2km (7.6 miles) ⓘWeilberg (Großer Weilberg), Königswinter, Rhein-Sieg-Kreis, Cologne, North Rhine-Westphalia, Germany
14.6km (9.1 miles) ⓘHerchenberg quarry, Burgbrohl, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany
14.8km (9.2 miles) ⓘSteinbergskopf, Brohl-Lützing, Bad Breisig, Ahrweiler, Rhineland-Palatinate, Germany
15.3km (9.5 miles) ⓘLeilenkopf, Brohl-Lützing, Bad Breisig, Ahrweiler, Rhineland-Palatinate, Germany
References
Brauns, Reinhard (1922) Die Mineralien der Niederrheinischen Vulkangebiete - Mit besonderer Berücksichtigung ihrer Bildung und Umbildung. E. Schweizerbart'sche Verlagsbuchhandlung.
 
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