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Topaz from
Juurakko pegmatite, Eräjärvi area, Orivesi, Pirkanmaa, Finland


Locality type:Pegmatite
Classification
Species:Topaz
Formula:Al2(SiO4)(F,OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Topaz data
Locality Data:Click here to view Juurakko pegmatite, Eräjärvi area, Orivesi, Pirkanmaa, Finland
Data Identifiers
Mindat Occurrence Record ID:830655
Long-form Identifier:1:3:830655:5
GUID (UUID V4):29ca3f6e-87fb-4296-a59c-394b1ba0daa4
Nearest other occurrences of Topaz
8.0km (5.0 miles) Viitaniemi pegmatite, Eräjärvi area, Orivesi, Pirkanmaa, Finland
21.1km (13.1 miles) Kutemajärvi mine, Orivesi, Pirkanmaa, Finland
References
Reference Search (possible matching items)
Journal (volume)
Survey of Finland Bulletin 314 On the granitic pegmatites of the Eräjärvi area in Orivesi, southern...southern Finland b y Seppo I . Lahti Geologinen tutkimusla itos Espoo 1981 Geological Survey of Finland,...GRANITIC PEGMATITES OF THE ERAJARVI AREA IN ORIVESI, SOUTHERN FINLAND by SE P PO 1. L A H TI with 23 figures...pegmatites of the Eräjärvi area in Orivesi, southern Finland. GeoLogicaL Survey of FinLand, BuLLetin 314...appendices. The pegmatites of the Eräjärvi area (Orivesi, Finland) are middle Proterozoic granitic dyke
Journal (article/letter/editorial)
Pre-proof Origin and physical-chemical control of topaz crystallization in felsic igneous rocks: Contrasted...Soufi, Origin and physical-chemical control of topaz crystallization in felsic igneous rocks: Contrasted...Pre-proof Origin and physical-chemical control of topaz crystallization in felsic igneous rocks: contrasted...In highly evolved F-rich felsic igneous rocks, topaz Al2SiO4(F,OH)2 forms in different genetic re stages:...deciphering the origin of OH–F variations in topaz. We conclude that topaz compositions in magmatic and post-magmatic
Book
Painopaikka | Printing house: Lönnberg Print & Promo, Finland ISBN 978-952-217-253-2 (sid.) ISBN 978-952-217-254-9...Geological Survey of Finland Espoo 2017 SUOMEN KORUKIVET Gemstones of Finland Kari A. Kinnunen Risto... In addition, the rock types commonly used in Finland as gemstones, are now documented in detail. Photography...demonstrate that more gemstones are known from Finland than from other Nordic countries.The great activity.... . . . . . . . . . . . . . . . . 31 Western Finland 215 Beauty is born from shape . . . . . . .
Journal (article/letter/editorial)
(La Compointrie; cf. Fig. 2c; see text), shaded area non-existing compositions. M2+ Mg+Mn+Fe2+, (R3+)VI...pseudomorphs after chiastolite in the Georgetown area, California. Am Mineral 64: 728±732 Harlow GE (1994)...muscovite-bearing pseudomorphs after topaz in the Juurakko pegmatite, Orivesi, southern Finland. Bull Geol Soc Finl 60:
Book (chapter)
triangular agate, polygonal umgrentzte Achate (Ger.), pegmatite agates, quasicrystals, angle-plated quartz, Zwickelfülling...standards, crystal but also in the central left area. The arrows indicate the zones of dissolution and...with a crack running through the crystal with an area of rather uniform calcite orientation in the center...overall rate is controlled by the large surface area of the cuttlebone. As the reaction progresses the...exhibited in the the surface of a metasomatized area in chlorapatite 900 C, 1000 MPa FAP-KCl brine experiment
Book
triangular agate, polygonal umgrentzte Achate (Ger.), pegmatite agates, quasicrystals, angle-plated quartz, Zwickelfülling...standards, crystal but also in the central left area. The arrows indicate the zones of dissolution and...with a crack running through the crystal with an area of rather uniform calcite orientation in the center...overall rate is controlled by the large surface area of the cuttlebone. As the reaction progresses the...exhibited in the the surface of a metasomatized area in chlorapatite 900 C, 1000 MPa FAP-KCl brine experiment
Journal (article/letter/editorial)
associated mineral zones in the hybrid ultramafic-pegmatite association of the neoproterozoic hafafit core...associated mineral zones in the hybrid ultramafic-pegmatite association of the Neoproterozoic Hafafit core...mineral zones are well developed when the granitic pegmatite veins cross-cut through ultramafic rocks at the...whereas the second group related to the pegmatite veins (pegmatite-related zones) comprises hercynite- and...zones. Tourmaline-rich zone only occurs when the pegmatite veins come in contact between ultramafic rocks
 
Mineral and/or Locality  
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