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Contenuto archiviato il 2019-03-12

DETERMINATION OF THE FACTORS CONTROLLING CHROMITE MINERALISATION, WITH SPECIAL EMPHASIS ON AIDS TO MINERAL EXPLORATION.

Obiettivo



TO DEFINE GENETICAL CONDITIONS OF CHROMITE CONCENTRATION IN OPHIOLITIC COMPLEXES AND TO ESTABLISH THE MAGMATIC, STRUCTURAL AND CHEMICAL CONTROLS OF THIS MINERALISATION, WITH THE AIM OF DETERMINING PROSPECTION GUIDES.

THIS IS A JOINT PROJECT INVOLVING ALSO THE UNIVERSITY OF HAMBURG (CONTRACT NO. MSM 012), BRGM, ORLEANS (CONTRACT NO. MSM 038) AND THE UNIVERSITY OF COPENHAGEN (CONTRACT NO. MSM 120). IT CONTINUES RESEARCH INITIATED IN OMAN AND GREECE BY THE SAME GROUPS (PRIMARY RAW MATERIALS PROGRAMME 1978-1981).

FIELD WORK BY ALL 4 GROUPS WILL BE CARRIED OUT IN NEW CALEDONIA. RESEARCH UNDER THIS CONTRACT IS FOCUSSED ON THE MAGMATIC CONTROLS OF MINERALISATION. IT WILL YHEREFORE PRIMARILY CONSIST IN RECORDING AND INTERPRETING MACRO-AND MICRO-TEXTURES OF CR ROCKS, WWWITH A VIEW TO ASSES WHETHER SUCH TEXTURES RESULT FROM AN IGNEOUS PROCESS AND IF SO WHAT IMPORTANCE THESE PROCESSES HAVE TO THE DEVELOPMENT OF THE PRESENT FORM THE CHROMITE CONCENTRATION.

IT IS ALSO INTENTED TO FURTHER INVESTIGATE THE RELATIONSHIP BETWEEN THE CHEMISTRI OF THE MANTLE SEQUENCE OF PARTICULAR OPHIOLITES AND THE CHEMISTRY OF THE ASSOCIATED LAVAS.

THE FINAL REPORT WILL INCLUDE THE EARLIER RESULTS ON OMAN AND GREECE.

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Coordinatore

Open University
Contributo UE
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Indirizzo
Walton Hall
MK7 6AA Milton Keynes
Regno Unito

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