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Olivine-melilitite

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A fine grained melilitic rock containing >10% olivine


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Classification of Olivine-melilititeHide

Modal classification of volcanic rock containing melilite, after Streckeisen, 1978)

Sub-divisions of Olivine-melilititeHide

Mineralogy of Olivine-melilititeHide

Essential minerals - these are minerals that are required within the classification of this rock:
MeliliteCa2(Al,Mg,Fe)((Al,Si,B)SiO7)
OlivineEquivalent to Fayalite-Forsterite Series; usually a more or less Fe-bearing forsterite.
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
PyroxeneA petrological term for Pyroxene Group.

References for Olivine-melilititeHide

Reference List:
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Le Maitre (ed.) (2002) Igneous Rocks - A Classification and Glossary of Terms. Cambridge Press

Internet Links for Olivine-melilititeHide

Localities for Olivine-melilititeHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Australia
 
  • Tasmania
    • Central Highlands municipality
      • Derwent Bridge
Bottrill, R. S. & Baker, W. E. (2008): A Catalogue of the Minerals of Tasmania. Geological Survey Bulletin 73, Mineral Resources Tasmania, 254 pp.
Norway
 
  • Vestfold
    • Larvik
      • Brunlanes
Dahlgren, S. & Larsen, A.O. (2012): Minerals of the banalsite-stronalsite series in amygdules from the Brunlanes ultramafic series. Norsk Bergverksmuseum Skrifter: 49: 93-100.
Russia
 
  • Arkhangelsk Oblast
    • Zimny Bereg District
Kononova, V. A., Golubeva, Y. Y., Bogatikov, O. A., & Kargin, A. V. (2007). Diamond resource potential of kimberlites from the Zimny Bereg field, Arkhangel’sk oblast. Geology of Ore Deposits, 49(6), 421-441.
Solomon Islands
 
  • Malaita Province
    • Malaita Island (Mala Island)
[Lamprophyric-pyroxene-calcite-biotite olivine-melilitite] Allen, J.B., Deans, T. (1965) Ultrabasic eruptives with Alnöitic-Kimerlitic affinities form Malaita, Solomon Islands. Mineralogical Magazine 1965 Vol.34(268) 16-34.
Sweden
 
  • Västernorrland
    • Sundsvall
      • Alnö
[Lamprophyric-pyroxene-calcite-biotite olivine-melilitite] Howie, R.A. (1963) Kaersutite from the Lugar sill, Ayrshire, and from alnöite breccia, Alnö Island, Sweden. Mineralogical Magazine, vol. 33, n° 263, 718-720.
Mineral and/or Locality  
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