Krauskopf & Bird(1995)による〔『Introduction to Geochemistry (3rd ed.)』(542p)から〕


Table 20-3 Average content of major and minor elements in four rock series1
表20-3 4種類の岩石類についての主要元素と微量元素の平均組成

 

Ionic
radii
(Å)
イオン半径(Å)

World Average
世界平均

Tertiary lavas of NE Ireland
北東アイルランドの第三紀溶岩

Skaergaard intrusive rocks
スカエルガード貫入岩体

Hawaiian lavas
ハワイ溶岩
Ultra-
mafic
rocks
超苦鉄質岩
Mafic
rocks
苦鉄質岩
Inter-
mediate
rocks
中性岩
Felsic
rocks
珪長質岩
Oli-
vine
basalt
橄欖石玄武岩
Tho-
leite
basalt
ソレアイト玄武岩
Quartz
tra-
chyte
石英粗面岩
Rhyo-
lite
流紋岩
Gabbro-
picrite
斑糲岩質ピクライト
Hyp-
olivine
gabbro
紫蘇輝石橄欖石玄武岩
Ferro-
gabbro
鉄斑糲岩
Grano-
phyre
グラノフィアー
Picrite-
basalt
ピクライト質玄武岩
Basalt
玄武岩
Andes-
ine
andesite
中性長石安山岩
Oligo-
clase
andesite
灰曹長石安山岩
Tra-
chyte
粗面岩
Si4+ 0.26 19.0 24.0 26.0 32.3 21.1 24.3 30.0 35.2 19.3 21.6 20.3 31.2 22.3 24.0 23.7 24.4 29.0
Al3+ 0.54 0.5 8.8 8.9 7.7 7.8 7.5 7.5 6.5 4.6 8.9 7.7 6.7 4.9 6.8 8.7 8.8 9.9
Fe3+ 0.64

9.9

8.6

5.9

2.7
1.9 1.8 3.2 0.6 1.9 1.1 2.3 2.6 1.0 1.2 4.1 2.2 3.0
Fe2+ 0.78 6.7 6.5 2.2 0.3 8.2 8.1 17.1 3.9 8.1 7.3 4.8 5.7 0.1
Mg2+ 0.72 25.9 4.5 2.2 0.6 6.8 3.5 0.5 0.1 16.3 5.8 1.5 0.3 11.4 4.6 2.6 1.9 0.2
Ca2+ 1.00 0.7 6.7 4.7 1.6 7.1 7.1 1.5 0.6 4.7 8.1 6.5 2.0 5.5 7.5 4.6 4.5 0.6
Na+ 1.02 0.6 1.9 3.0 2.8 1.5 1.9 3.1 2.0 0.5 1.8 2.1 3.0 1.2 1.5 3.5 4.1 5.1
K+ 1.38 0.03 0.8 2.3 3.3 0.2 0.9 3.5 3.8 0.1 0.2 0.3 2.6 0.3 0.3 1.8 1.8 4.1
P5+ 0.17 170 1,400 1,600 700 970 1,260 535 90 90 260 5,000 1,500 1,000 1,140 740 4,060 1,050
Ga3+ 0.62 2 18 20 20 33 35 40 43 8 19 20 33 18 23 20 23 25
Cr3+ 0.62 2,000 200 50 25 1,600 150 50 <1 1,500 230 <1 11 1,750 470 <1 <1 20
Li+ 0.76 <1 15 20 40 8 18 65 80 2 2 3 20 1 2 15 20 30
Ni2+ 0.69 2,000 160 55 8 900 50 65 13 1,000 120 <2 9 950 85 7 13 15
Co2+ 0.75 200 45 10 5 140 110 8 2 90 48 20 5 75 35 14 6 2
V3+ 0.64 40 200 100 40 630 750 55 2 120 220 4 9 250 280 70 19 <5
Ti3+2 0.67 300 9,000 8,000 2,300 7,000 6,700 3,200 700 9,000 5,000 15,000 5,000 12,000 20,000 16,000 15,000 2,000
Zr4+ 0.72 30 100 260 180 180 700 3,000 2,000 30 33 20 1,200 75 100 350 1,250 1,500
Mn2+ 0.83 1,500 2,000 1,200 600 1,380 1,360 1,200 130 1,200 700 3,300 800 860 1,010 1,710 1,010 1,170
Sc3+ 0.75 5 24 3 3 19 25 25 <10 <10 20 10 <10 <10 10 <10 <10 <10
Cu+2 0.77 20 100 35 20 400 180 50 66 100 67 400 200 150 170 <10 <10 <10
Sr2+ 1.18 10 440 800 300 680 1,250 650 170 100 600 400 450 300 800 2,500 3,500 100
Pb2+ 1.19 <1 8 15 20 <20 25 43 43

No data
データなし

No data
データなし
Ba2+ 1.35 1 300 650 830 310 1,350 2,000 2,300 10 18 60 1,100 110 120 600 1,000 800
Rb+ 1.52 2 45 100 200 3 90 1,000 930 <20 <20 <20 110 <20 <20 35 55 300
1 Major elements in weight percent (of the elements, not the oxides), minor elements in parts per million.
2 The elements Ti and Cu may also be present in part as other ions, Ti4+ (radius 0.61Å) and Cu2+ (radius 0.73Å).
Sources:
Ionic radii, Appendix VI.
World averages, Vinogradov(1962).
Irish lavas, Patterson(1952).
Skaergaard rocks, Wager and Mitchell(1951).
Hawaiian lavas, Wager and Mitchell(1953).

  • Patterson,E.M.(1952): A petrochemical study of the Tertiary lavas of northeast Ireland. Geochim.Cosmochim.Acta, 2, 291.
  • Vinogradov,A.P.(1962): Sredniye soderzhaniya khimicheskikh elementov v glavnikh tipakh gornikh porod zemnoi kory. Geokhimiya, 1962, 560-561.
  • Wager,L.R. and Mitchell,R.L.(1951): Distribution of trace elements during strong fractionation of a basic magma. Geochim.Cosmocjim.Acta, 1, 199 and Table F.
  • Wager,L.R. and Mitchell,R.L.(1953): Trace elements in a suite of Hawaiian lavas. Geochim.Cosmochim.Acta, 3, 218.

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