PROGRAMME

Technical sessions

 

6th-9th May, 2007, at Porto University, Portugal.

  

Sunday, 6th  of May

16:00 – 20:00

Participants Reception at the Porto Science Faculty* and Ice Break Party at the “Vinho Verde” House#

Important: The reception to the participants will take place at the Porto Science

Faculty building (where conference will take place) between 16h and 17h.

After this period the Ice Break Party will be at the “Vinho Verde” house.

(*)Faculdade de Ciências da Universidade do Porto

Rua do Campo Alegre, 687, 4169-007, Porto.

(#)Casa do Vinho Verde, Comissão de Viticultura da Região dos Vinhos Verdes

Rua da Restauração, 318, 4050-501 PORTO

 

Monday, 7th of May

09:00 – 10:00

Reception and documentation delivery to the participants

10:00 – 10:20

Opening Ceremony

Moderator – A. Lima

10:20 – 10:40

Seixigal granite pegmatite (NE Portugal): Structural analysis and general evolution of an outergranite - pegmatite - innergranite stockscheider – M. Pereira et al.

10:40 – 11:00

Deep fluid flow – melt interaction

and problems of granite-pegmatite system Petrogenesis – V. Zagorsky

11:00 – 11:20

Coffee Break

11:20 – 12:00

Conference – William  “SKIP” SIMMONS

“Pegmatite Genesis: Recent Advances and Areas for Future Research”

12:00 – 14:00

Lunch

Moderator – W. Simmons

14:00 – 14:20

Transformation of igneous quartz to high-purity quartz in granitic pegmatites of South Norway – P. Ihlen et al.

14:20 – 14:40

Quartz replacement by sepiolite at the Věžná I pegmatite, Czech Republic;

An initial stage of a complex desilicification process – M. Dosbaba & M. Novák

14:40 – 15:00

Chemical signature of quartz and feldspar

in polygeneration pegmatites in Froland, Norway – A. Muller & P. Ihlen

15:00 – 15:20

The Borborema Pegmatitic Province in Northeast Brazil:

the state of the art – H. Beurlen et al.

15:20 – 15:40

Coffee Break

Moderator – E. Roda-Robles

15:40 – 16:00

Petrogenetic significance of the triphylite + sarcopside intergrowths in

granitic pegmatites: an experimental investigation of the

Li(Fe,Mn)(PO4)-(Fe,Mn)3(PO4)2 system – F. Hatert et al.

16:00 – 16:20

Phosphates from Piona granitic pegmatites

 (Central Southern Alps, Italy) – P. Vignola & V. Diella

16:20 – 17:00

Conference - André-Mathieu FRANSOLET

“Phosphate associations in the granitic pegmatites: the relevant significance of these accessory minerals”

17:00 – 18:00

POSTER SESSION  nº 1

Valorisation of Pegmatite Deposits in Environmental Conditioned Areas – C. Almeida

The Zealand Station Beryl (Aquamarine) deposit, west-central NB: mineralogic, geochronologic, and petrogenetic

Constraints – K. Beal et al.

The effect of pressure of formation on the crystal chemistry of aegirines

from pegmatites of Mount Malosa, Malawi – A. Guastoni

Cassiterite from petalite-bearing veins of the Barroso-Alvão pegmatitic field:

preliminary study – T. Martins et al.

Preliminary study of intragranitic pegmatites in the Sn-W-(Au)

 district of Navasfrías (SW Salamanca, Spain) – T. Llorens & M. C. Moro

Mineral chemistry of tourmalines from the Variscan Tormes Dome,

Central Iberian Zone (Salamanca and Zamora Provinces, Spain) – E. Roda-Robles et al.

The Fregeneda – Almendra pegmatitic field (Spain & Portugal):

 mineral assemblages and regional zonation – E. Roda-Robles et al.

Geochemistry of granitic aplite-pegmatite veins and sills

 and their minerals from Pega – Sabugal, Central Portugal – P. Bravo Silva et al.

Mineralogy, Geochemistry and Geochronology of pegmatites

and associated alkaline granite rocks of the Khan Bogd complex, South Mongolia – D. Vaglio et al.

 

 

Tuesday, 8th of May

Moderator – F. Hatert

09:00 – 09:20

Abyssal pegmatites

in Moldanubicum of the Bohemian Massif – J. Cempírek & M. Novák

09:20 – 09:40

The geochemical attributes of the amazonitic microcline at the Morefield

NYF-type pegmatite, Amelia district, Virginia – M. Sokolov & R. F. Martin

09:40 – 10:20

Conference – Milan NOVÁK

“Contamination in granitic pegmatites;

Examples from the Moldanubicum, Czech Republic”

10:20 – 10:40

Coffee Break

Moderator – F. Noronha

10:40 – 11:00

Extremely Cs-rich

mineral-forming media in pegmatites and ongonites – I. Peretyazhko  et al.

11:00 – 11:20

Magmatic-hydrothermal transition in tourmaline-bearing miarolitic pegmatites: Hydrosaline Fluids or Silica Gels? – J. Touret et al.

11:20 – 12:00

Conference – Rainer THOMAS  

“The formation of granitic pegmatites  from the viewpoint of melt and fluid inclusions and new experimental work”

12:00 – 14:00

Lunch

Moderator – M. Novák

14:00 – 14:20

Geochemistry of granitic aplite-pegmatite sills and their minerals from Arcozelo da Serra (Gouveia, Portugal) – A. Neiva et al.

14:20 – 14:40

Geochemistry of Li-Rich Aplite-Pegmatites Enclosed in Bituminous Limestones (Sangilen Area, South Siberia) – L. Kuznetsova

14:40 – 15:00

Crystal self-organization

in microclines from granitic pegmatites – L. Sánchez-Muñoz et al.

15:00 – 15:40

Conference – Karen L.  WEBBER

“Pegmatite Crystallization Dynamics”

15:40 – 16:00

Coffee Break

16:00 – 17:00

POSTER SESSION  nº 2

Beryllophosphate assemblages in late hydrothermal stage of the Rožná lepidolite pegmatite – J. Cempírek & M. Novák

A new classification of feldspars by luminescence spectral techniques – J. Garcia-Guinea et al.

Fe(II)/Fetot and U(IV)/Utot in pegmatite minerals from southern Finland – H. Mäkitie & H. Ervanne

Phosphate minerals from the Nanping pegmatite, SE China – Huan Hu et al.

Alteration sequences of aluminium phosphates from

Montebras Pegmatite, Massif Central, France – C. Pirard et al.

Structural control of the Rb distribution between K-micas and fluid in

Brazil pegmatites – J. Quéméneur et al.

Experimental methodology to study the luminescence emission

of a pegmatitic feldspar for dosing assessment purposes – L. Sanchez-Munoz et al.

Mineralogical and Chemical Characterization of Vivianite Occurrence in Pegmatites from the Eastern Brazilian Pegmatite Province – R. Viana & R. Prado

Compositional features of beryl from Koktokay no.3 pegmatite (Altai, NW China): From variations between internal zones in pegmatite to micro-scale heterogeneity in crystals – Ru Cheng Wang et al.

Symposium Dinner

Wednesday , 9th of May

Moderator – K. Webber

09:00 – 09:20

REE-mineral phases replacing helvite, niobian-rutile, bastnäsite-(Ce) from alkaline pegmatites of Mount Malosa, Zomba District, Malawi – A. Guastoni & F. Pezzotta

09:20 – 09:40

Tantalum mineralization in the Tanco pegmatite: magmatic versus metasomatic processes – M. van Lichtervelde et al.

09:40 – 10:00

Evolution of Nb,Ta-oxide mineralization in rare-metal pegmatites of the East Sayan belt, Siberia, Russia – V.  Makagon

10:00 – 10:20

Coffee Break

Moderator – F. Hatert

10:20 – 10:40

Foordite-thoreaulite, Sn2+Nb2O6-Sn2+Ta2O6:

compositional variations and alteration products – P. Uher et al.

10:40 – 11:00

Complex W,Nb,U,Ti,Fe-oxide minerals from the granitic pegmatite No. 3,

Dolní Bory - Hatě, Czech Republic – M. Novák et al.

11:00 – 11:20

Geochemistry of minerals from Li-bearing granitic aplite-pegmatite veins of Segura area (Castelo Branco, Portugal) – I. Antunes et al.

11:20 – 12:00

Conference – Robert F. MARTIN

“The Importance of Tectonic Setting in Understanding Granitic Pegmatites”

12:00 – 14:00

Lunch

Moderator – E. Roda-Robles

14:00 – 14:20

Site partitioning of Fe2+ and Fe3+ in tourmaline – G. Andreozzi et al.

14:20 – 14:40

Sn-Nd TDM Ages In Pegmatites from the Quixeramobim-Solonópole Pegmatitic District, Banabuiu Region, Northeastern Brazil – M. Lima et al.

14:40 – 15:00

Geochemical Evolution and Age of the Kenticha Tantalum Pegmatite, southern Ethiopia – D. Küster et al.

15:00 – 15:40

 

Conference –J. R. MARTINEZ-CATALÁN

Lecture on the geology of the northern part of the Central Iberian Zone

(Portugal and Spain)

 

15:40 – 16:20

Coffee Break

Moderator – A. Lima

16:20 – 17:00

Conference – Fernando NORONHA

Lecture on the geology of the Galicia-Trás Os Montes Zone (Portugal and Spain)

17:00 – 17:20

Closing Ceremony & Field Trip Presentation

Note: Communications have a time limit of 20 minutes. Some later readjustments may occur.

 

 

Field trip

10th-12th May, 2007. Different rare-element granitic pegmatites in diverse geological environments will be visited.

The localities are situated in north-eastern Portugal and central-western Spain.

 

 

 

FIELD TRIP

Thursday, 10th of May

08:30 – 10:30

Voyage  from Porto to Barroso-Alvão Field (NE Portugal)

10:30 – 16:00

 

Visit to the pegmatite-aplite veins of the Barroso-Alvão Pegmatitic Field

 

15:30 – 18:00

Voyage from Barroso-Alvão (NE Potugal) to V. N Foz-Côa (Central Portugal)

19:00

Dinner

20:30 – 23:30

Visit to the Archaeological site “Parque Arqueológico do Vale do-Côa”

                     Note: Readjustments on the field-trip agenda may occur.

 

Friday , 11th of May

08:30 – 09:00

Voyage from V. N. Foz-Côa to Bajoca Pegmatite Mine (Almendra)

09:00 – 12:00

Visit to the Bajoca mine

12:00 – 13:00

Lunch

13:00 – 14:30 (14:30 –15:30)

 

Voyage from Almendra to Fregeneda Pegmatitic Area (W Spain)

 

15:30 – 19:00

Visit to the Fregeneda Pegmatitic Area

19:00 – 19:45

Voyage from La Fregeneda to Ciudad-Rodrigo (W Spain)

21:00

Dinner

Note: Readjustments on the field-trip agenda may occur. Underlined is the Spanish Time.

 

Saturday , 12th of May

08:30 – 09:30

Voyage from  Ciudad-Rodrigo to Aldehuela de la Bóveda (W Spain)

09:30 – 11:00

Visit to the Cañada Pegmatite Dump

11:00 – 12:30

10:00 –11:30

Voyage from Aldehuela de la Bóveda to the Gonçalo pegmatite (Central Portugal)

11:30 – 13:00

Visit to the Gonçalo Pegmatite

13:00 – 14:00

Voyage from the Gonçalo pegmatite to Folgosinho (Gouveia)

14:00

Closing Field Trip Lunch

16:00 – 18:30

Voyage from Folgosinho to Porto

Note: Readjustments on the field-trip agenda may occur. Spanish hour is underlined.