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Sweden | |
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| Sandström, Frej, Lorin, Torbjörn, Niklasson, Sven Olof, Strand, Urban (2011) Zinkgruvan. Litofilen. Medlemsblad för Västerås AmatörGeologiska Sällskap, 28 (1) 15-37 |
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| Hellingwerf, R. H. (1985). A contact-metamorphic occurrence of the assemblage nepheline-scapolite-diopside in a metabasic flow breccia from Bergslagen, Sweden. Mineralogical Magazine, 49(353), 606-610. |
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| Knut Edvard Larsen collection # MM-2724 |
| Gatedal, Kjell (n.d.) Personal Communication. |
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