ankaramite
Sign in to savethumb | right | Ankaramite lava flow Ankaramite is volcanic rock type of mafic composition. It is a dark porphyritic variety of basanite containing abundant pyroxene and olivine phenocrysts. It contains minor amounts of plagioclase and accessory biotite, apatite, and iron oxides.
In the Vinony graph
Vinony's link graph records 17 inbound references to ankaramite, and connects out to Mexico, Madagascar and Samoa.
It is catalogued under topics including Mafic rocks, Porphyritic rocks and Volcanic rocks.
Vinony links it to 6 Wikipedia language editions.
Wikidata facts
- Subclass of
- volcanic rock
- Image
- Ankaramites from the Teno massif (b).jpg
Show 1 more fact
- Commons category
- Ankaramite
via Wikidata · CC0
~1 min read
Encyclopedic overview
1 sectionsContents
- References
thumb | right | Ankaramite lava flow Ankaramite is volcanic rock type of mafic composition. It is a dark porphyritic variety of basanite containing abundant pyroxene and olivine phenocrysts. It contains minor amounts of plagioclase and accessory biotite, apatite, and iron oxides.
Its type locality is Ankaramy in Madagascar. It was first described in 1916. It is also found in the Sierra de Guanajuato of Central Mexico, the South Pacific on islands such as Tahiti, Rarotonga, Samoa and in the Zealandia, Alexandra Volcanic Group.
Excerpted from Wikipedia’s “ankaramite” article, available under the CC BY-SA 4.0 licence.