Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat Articles
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Syenitoid

This page is currently not sponsored. Click here to sponsor this page.
Pegmatitic peralkaline syenite, etc.

Sagåsen Quarry, Sagåsen, Mørje, Porsgrunn, Telemark, Norway
Nepheline syenite pegmatite

Papeno'o Valley, Papeno'o, Tahiti Nui, Tahiti, Windward Islands, Society Islands, French Polynesia, France
Syenite, etc.

Wind Mountain, Cornudas Mts, Otero Co., New Mexico, USA
Pegmatitic peralkaline syenite, etc.

Sagåsen Quarry, Sagåsen, Mørje, Porsgrunn, Telemark, Norway
Nepheline syenite pegmatite

Papeno'o Valley, Papeno'o, Tahiti Nui, Tahiti, Windward Islands, Society Islands, French Polynesia, France
Syenite, etc.

Wind Mountain, Cornudas Mts, Otero Co., New Mexico, USA
Pegmatitic peralkaline syenite, etc.

Sagåsen Quarry, Sagåsen, Mørje, Porsgrunn, Telemark, Norway
Nepheline syenite pegmatite

Papeno'o Valley, Papeno'o, Tahiti Nui, Tahiti, Windward Islands, Society Islands, French Polynesia, France
Hide all sections | Show all sections

About SyenitoidHide

A coarse grained felsic igneous rock having an alkali-feldspar/plagioclase ratio from 0.9-0.35, 0-10% foids and 0-20% quartz.


Classification of SyenitoidHide

Rocks in sections 6,6*,6',7,7*,7',8,8* and 8' of the QAPF diagram.

Sub-divisions of SyenitoidHide

Mineralogy of SyenitoidHide

Essential minerals - these are minerals that are required within the classification of this rock:
Feldspar > Alkali FeldsparFeldspar Group minerals rich in Potassium or Sodium.
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
Amphibole > HornblendeAn informal name for dark green to black amphiboles, mostly ferro-hornblende or ...
Mica > BiotiteA series or subgroup of the Mica Group.

Pronounciation of SyenitoidHide

Pronounciation:
PlayRecorded byCountry
Jolyon & Katya RalphUnited Kingdom

Synonyms of SyenitoidHide

Internet Links for SyenitoidHide

mindat.org URL:
https://www.mindat.org/min-48178.html
Please feel free to link to this page.
Search Engines:
  • Look for Syenitoid on Google
  • Look for Syenitoid images on Google
    • Quick NavTopAbout SyenitoidClassification Sub-divisions Mineralogy Pronounciation SynonymsInternet Links
    Mineral and/or Locality  
    Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
    Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2019, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
    Privacy Policy - Terms & Conditions - Contact Us Current server date and time: January 20, 2019 23:17:50 Page generated: January 17, 2019 11:06:57
    Go to top of page