Vote for your favorite mineral in #MinCup26! - Cuprite vs. Halite
While externally similar shapes, these two minerals are very different inside.
Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
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 ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic TimeExplore Fossils
Minerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced 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 CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Damtjernite

A rock subtype
This page is currently not sponsored. Click here to sponsor this page.
04903100017272316963998.jpg
Damtjernite

Damtjern, Nome, Telemark, Norway
04903100017272316963998.jpg
Damtjernite

Damtjern, Nome, Telemark, Norway
04903100017272316963998.jpg
Damtjernite

Damtjern, Nome, Telemark, Norway
Hide all sections | Show all sections

About DamtjerniteHide

Name:
The name, given by Broegger in 1921, is for the locality Damtjern (or Damkjern), Fen complex, Norway. Originally spelled Damkjernite but possibly a typo and this spelling is currently less common. Tjern means lake in Norwegian (Dahlgren, 2008).
A melanocratic variety of lamprophyre. A hypabyssal igneous rock containing phenocrysts of biotite and titanian augite in a groundmass of the same minerals with some nepheline, calcite and Kspar, perovskite, and magnetite.
Also spelled: damkjernite.

see also: https://www.mindat.org/mesg-609959.html


Unique IdentifiersHide

Mindat ID:
51094
Long-form identifier:
mindat:1:1:51094:7

Classification of DamtjerniteHide

Mineralogy of DamtjerniteHide

Essential minerals - these are minerals that are required within the classification of this rock:
CalciteCaCO3
Feldspar > Alkali Feldspar > OrthoclaseK(AlSi3O8)
Feldspathoid > NephelineNa3K(Al4Si4O16)
Mica > BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6

Synonyms of DamtjerniteHide

Other Language Names for DamtjerniteHide

German:Damkjernit

Internet Links for DamtjerniteHide

References for DamtjerniteHide

Quick NavTopAbout DamtjerniteUnique IdentifiersClassification Mineralogy SynonymsOther LanguagesInternet Links References
 
and/or  
Mindat.orgÂŪ is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. MindatÂŪ and mindat.orgÂŪ are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are ÂĐ OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 29, 2026 00:28:18 Page updated: August 1, 2026 03:55:45
Go to top of page