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| proportions of endmembers (gahnite, hercynite, spinel, and galaxite) the composition of gahnite in these...INTRODUCTION Zinc-rich spinel ([Zn,Fe,Mg]Al2O4), the zinc-rich member of the spinel group of minerals, is...and ferric iron were calculated assuming an ideal spinel formula (i.e., [Mg,Fe, Zn,Mn]Al2O4) and calculating...for spinel, and Zn for gahnite are the calculated numbers of apfu; (6) the mol.% of each spinel endmember...expressed in mol.% of the spinel endmembers gahnite (Ghn), hercynite (Hc), spinel (Spl), galaxite (Glx), |
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| Introduction Gahnite (ZnAl2O4), the Zn end-member of the spinel group of minerals ([Zn,Fe,Mg]Al2O4), occurs as...terms of the gahnite (Ghn, Zn), hercynite (Hc, Fe), spinel (Spl, Mg), and galaxite (Glx, Mn) end-members (in...in terms of end-members gahnite, hercynite, and spinel, Sample PCH 2 Fig. 3 Slab of the Pala Chief aplite...the gahnite (Ghn, Zn), hercynite (Hc, Fe), and spinel (Spl, Mg) endmembers (mol.%). The new data are...late origin (Jahns and Wright 1951). Hercynite and spinel (sensu stricto) were also noted in the outer zones |
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| JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SÄLLSKAPET I FINLAND COMPTES RENDUS DE LA SOCI~T~ G~OLOGIQUE DE FINLANDE...JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SÄLLSKAPET I FINLAND COMPTES RENDUS DE LA SOCII~TE GEOLOGIQUE DE FINLANDE...MAUNO L EHIJÄRVI GEOLOGICAL SURVEY OF FINLAND OTANIEMI, FINLAND Helsinki 1965. Valtioneuvoston kirjapaino...HÄ.RME, A Zoned Skarn Dike in Silvola, Southern Finland ......... Th. G. SAHAMA, Infrared Absorption ofNepheline...Systems in Finland . 1. Remanent Magne tisation of Jotnian Olivine Dolerites in Southwestern Finland .. .. |
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| JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SÄLLSKAPET I FINLAND COMPTES RENDUS DE LA SOCI~T~ G~OLOGIQUE DE FINLANDE...JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SÄLLSKAPET I FINLAND COMPTES RENDUS DE LA SOCII~TE GEOLOGIQUE DE FINLANDE...MAUNO L EHIJÄRVI GEOLOGICAL SURVEY OF FINLAND OTANIEMI, FINLAND Helsinki 1965. Valtioneuvoston kirjapaino...HÄ.RME, A Zoned Skarn Dike in Silvola, Southern Finland ......... Th. G. SAHAMA, Infrared Absorption ofNepheline...Systems in Finland . 1. Remanent Magne tisation of Jotnian Olivine Dolerites in Southwestern Finland .. .. |
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| PETROLOGY OF THE ORIJÄRVI REGION IN SOUTHWESTERN FINLAND BY PENTTI WITH 2 MAPS, ESKOLA 6 PLATES AND...Maarijarvi southwest of Lake Iso granodiorite Felsitic the batholith jarvi The batholiths southwest of...oligoclase-granite 69 gabbro Diorite east Gabbro southwest of Diorites other 62 of Dark inclusions in... of Malmberg gabbros in Kisko Skogsbole southwest 69 in Kimito of Maarijarvi 69 in Kisko 70...heterogeneous But in collected and accessible began Finland; he has the merit of from the 1 geological point |
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| JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SÄLLSKAPET I FINLAND COMPTES RENDUS DE LA SOCIJ:TJ: GJ:OLOGIQUE DE FINLANDE...JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SÄLLSKAPET I FINLAND COMPTES RENDUS DE LA SOCIETE G~OLOGIQUE DE FINLANDE...KAITARO GEOLOGICAL SURVEY, BULEVARDI 29 HELSINKI, FINLAND H elsinki 1955. Valtioneuvoston kirjapaino SISÄLLYSLUETTELO...nickeliferous subsilicic cluster at Puumala in southeast Finland . . .. . ....... .. ...... .. ...... . . . ......Iivaara, Kuusamo, Finland 7. ARTI SIlIWNEN and OLA VI Kouvo, Sandstones in Finland .............. 8. |
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| JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SÄLLSKAPET I FINLAND COMPTES RENDUS DE LA SOCIJ:TJ: GJ:OLOGIQUE DE FINLANDE...JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SÄLLSKAPET I FINLAND COMPTES RENDUS DE LA SOCIETE G~OLOGIQUE DE FINLANDE...KAITARO GEOLOGICAL SURVEY, BULEVARDI 29 HELSINKI, FINLAND H elsinki 1955. Valtioneuvoston kirjapaino SISÄLLYSLUETTELO...nickeliferous subsilicic cluster at Puumala in southeast Finland . . .. . ....... .. ...... .. ...... . . . ......Iivaara, Kuusamo, Finland 7. ARTI SIlIWNEN and OLA VI Kouvo, Sandstones in Finland .............. 8. |
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| JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SALLSKAPET I FINLAND COMPTES RENDUS DE LA SOCIETE GEOLOGIQUE DE FINLANDE...JULKAISUJA .' \EDDELANDEN FRAN GEOLOGISKA SALLSKAPET I FINLAND CO~ lPTES RENDUS DE LA OCIETE GEOLOGIQUE DE FINLANDE...ANNIVERSARY, JANUARY 8, 1948 THE GEOLOGICAL SOCIETY OF FINLAND DEDICATES THIS VOLUME SUOMEN GEOLOGINEN SEURA...olisi oHut mahdollista. THE GEOLOGICAL SOCIETY OF FINLAND begs to thank aH those persons, establishments...volul11e possible. To THE GEOLOG ICAL SOCIETY OF FINLAND It is my very great pleasure to extend to Professor |
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| JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SALLSKAPET I FINLAND COMPTES RENDUS DE LA SOCIETE GEOLOGIQUE DE FINLANDE...JULKAISUJA .' \EDDELANDEN FRAN GEOLOGISKA SALLSKAPET I FINLAND CO~ lPTES RENDUS DE LA OCIETE GEOLOGIQUE DE FINLANDE...ANNIVERSARY, JANUARY 8, 1948 THE GEOLOGICAL SOCIETY OF FINLAND DEDICATES THIS VOLUME SUOMEN GEOLOGINEN SEURA...olisi oHut mahdollista. THE GEOLOGICAL SOCIETY OF FINLAND begs to thank aH those persons, establishments...volul11e possible. To THE GEOLOG ICAL SOCIETY OF FINLAND It is my very great pleasure to extend to Professor |
