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Poland | |
- Lower Silesian Voivodeship
| Traube, H. (1888) Die Minerale Schlesiens [The Minerals of Silesia]. J.U. Kern's Verlag, Breslau, 286 pages [in German]. |
| Traube, H. (1888) Die Minerale Schlesiens [The Minerals of Silesia]. J.U. Kern's Verlag, Breslau, 286 pages [in German]. |
| Awdankiewicz M. (2006) Fractional crystallization, mafic replenishment and assimilation in crustal magma chambers: geochemical constraints from the Permian post-collisional intermediate composition volcanic suite of the North-Sudetic Basin (SW Po land). Geologia Sudetica, 38: 39–62. Awdankiewicz M. (2003) Petrogenesis of the Permian intermediate volcanic suite of the North-Sudetic Basin, SW Poland fractionation, replenishment and assimilation in crustal magma chambers. Mineralogical Society of Poland – Special Papers, 23, 12-14. Kozłowski S., Parachoniak W. (1967) Wulkanizm permski w depresji północnosudeckiej. Prace Muzeum Ziemi, 11, 191-222. (in Polish) |
| Traube, H. (1888) Die Minerale Schlesiens [The Minerals of Silesia]. J.U. Kern's Verlag, Breslau, 286 pages [in German]. |
| Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791. |
| Traube, H. (1888) Die Minerale Schlesiens. J.U. Kern's Verlag, Breslau, 286 pages [in German]. |
| Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791. |
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Porphyry quarry "Okrzeszyn II", Okrzeszyn, Gmina Lubawka, Kamienna Góra County, Lower Silesian Voivodeship, Poland