Other classifications. Modal mineralogy Major elements Normative compositions Cationic proportions Trace elements.

Other Other classificationsclassifications

• Modal mineralogy

• Major elements

• Normative compositions

• Cationic proportions

• Trace elements

Classifications based on modal mineralogy

Lamprophyres nomenclatures

Classifications based on modal mineralogy

Charnockite nomenclature

Classifications based on major elements

AFM

A M

F

Tholeiite Series

Calc-alkaline Series

AFM diagram

TAS (Cox, 1979 version)

Classifications based on major elements

TAS (Wilson, 1989 version after Cox)

Classifications based on major elements

Hi-Mg volcanic rocks (derived from TAS)

Classifications based on major elements

Classification of sub-alkaline lavas

Classifications based on major elements

Classification based on normative composition

Streckeisen & LeMaitre: normative version of a QAP/F

Basalts and related rocks

Classification based on normative composition

O’Connor diagram for quartz-bearing plutonic rocks

Classification based on normative composition

Shand, 1943. A/CNK vs. A/NK

Classification based on cationic proportions

Metaluminous Peraluminous

Peralkaline

0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

01

23

45

67

A/CNK

A/N

K

De la Roche et al. R1-R2 diagram

Classification based on cationic proportions

Batchelor-Bowden interpretation of de la Roche’s diagram

Classification based on cationic proportions

MantleFractionates

Pre-plateCollisionPost-

collisionUplift

Late-orogenic

AnorogenicSyn-collision

Post-orogenic

-1000 0 1000 2000 3000 4000

01000

2000

3000

4000

R1= 4Si - 11(Na + K) - 2(Fe + Ti)

R2=

6C

a +

2M

g +

Al

OrAb

AnSp

Bt

Ph

En

Fs

Di

Fo

Fa

Hd

Ha

Jensen cationic plot

Classification based on cationic proportions

Pearce diagrams (for granites)

“Classification” based on trace elements

Wood diagrams (for basalts)

“Classification” based on trace elements