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foid-syenite (Foid-Syenit)

Additional Functions

Grouping

Belonging to

 Rocks  ⇒ igneous rocks and sediments  ⇒ crystalline igneous rocks  ⇒ normal crystalline rocks  ⇒ coarse-grained crystalline rocks  ⇒ foid-syenitic-rock

Next lower segment

nepheline-syenite

shonkinite

Other languages

German

Foid-Syenit

English

foid-syenite

British Geological Survey-Streckeisen, 1976

International Union of Geological Sciences-Streckeisen, 1976 in Le Bas and Streckeisen, 1991

Spanish

sienita foídica

Alternative Name

German

Foidsyenit

Detailed description

Plutonite

QAPF

Q = Quarz, A = Alkalifeldspat, F = Foide, P = Plagioklas

1a. Quarzolith
1 . Quarz-reicher Granitoid
2 . Alkali-Feldspat-Granit (Alkaligranit)
3 . Granit
3a. (Syenogranit
3b. Monzogranit)
4 . Granodiorit
5 . Tonalit
6 . Alkali-Feldspat-Syenit
6*. Quarz-Alkali-Feldspat-Syenit
6'. Foid-führender Alkali-Feldspat-Syenit
7 . Syenit
7*. Quarzsyenit
7'. Foid-führender Syenit
8 . Monzonit
8*. Quarz-Monzonit
8'. Foid-führender Monzonit
9 . Monzodiorit / Monzogabbro
9*. Quarz-Monzodiorit/Quarz-Monzogabbro
9'. Foid-führender Monzodiorit / Foid-führender Monzogabbro
10 . Diorit / Gabbro
10*. Quarz-Diorit/Quarz-Gabbro
10'. Foid-führender Diorit /Foid-führender Gabbro / Foid-führender Anorthosit
11 . Foid-Syenit
12 . Foid-Monzosyenit
13 . Foid-Monzodiorit / Foid-Monzogabbro (Essexit)
14 . Foid-Diorit/Foid-Gabbro (Theralith)
15 . Foidolith
16 . Ultramafitit (Root-Name), welcher genauer spezifiziert wird durch Angabe der vowiegend dominanten mafischen Mineralien.

Sammelbegriff für leukokratische, alkalische, plutonische Gesteine, welche aus Feldspatoiden ( 10-60 % felsischen Mineralien, Alkalifeldspat und mafischen Mineralien bestehen. Definiert im QAPF - Feld 11.

References, links, and literature

Literatur

  • Streckeisen, A.; 1973; Plutonic rocks

Gesteinszuordnungen (6)

 
Rocks

 
 
igneous rocks and sediments

 
 
 
crystalline igneous rocks

 
 
 
 
normal crystalline rocks

 
 
 
 
 
coarse-grained crystalline rocks

 
 
 
 
 
 
foid-syenitic-rock

 
 
 
 
 
 
 
foid-syenite

 
 
 
 
 
 
 
 
nepheline-syenite

 
 
 
 
 
 
 
 
 
chibinite

 
 
 
 
 
 
 
 
 
Kakortokite

 
 
 
 
 
 
 
 
 
litchfieldite

 
 
 
 
 
 
 
 
 
malignite

 
 
 
 
 
 
 
 
shonkinite

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Actuality: 25. Sep 2022 - 05:49:58