Oxygen Isotope Plots

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Meteoritical Bulletin: Oxygen Isotope Plots

Change plot type:
Change values (separate multiple values with semicolons) - δ¹⁸O: δ¹⁷O: Δ¹⁷O:
Change title:

Oxygen isotope composition of CV3 chondrites. All data from Greenwood et al. (2010). Field of CO3s based on the data of Greenwood and Franchi (2004). CCAM: carbonaceous chondrite anhydrous mineral line (Clayton et al., 1977; Clayton and Mayeda 1999).

References:

Clayton R. N. and Mayeda T. K. (1999) Oxygen isotope studies of carbonaceous chondrites. Geochim. Cosmochim. Acta 63, 2089-2017 (link)
Clayton R. N., Onuma N., Grossman L. and Mayeda T. K. (1977) Distribution of the pre-solar component in Allende and other carbonaceous chondrites. Earth Planet. Sci. Lett. 34, 209-224 (link)
Greenwood R. C. and Franchi I. A. (2004) Alteration and metamorphism of CO3 chondrites: Evidence from oxygen and carbon isotopes. Meteorit. Planet. Sci. 39, 1823-1838 (link)
Greenwood R.C., Franchi I. A., Kearsley A. T. and Alard O. (2010) The relationship between CK and CV chondrites. Geochim. Cosmochim. Acta 74, 1684-1705 (link)

Data summary:

δ¹⁸O	δ¹⁷O	Δ¹⁷O: given	Δ¹⁷O: linear	Comment
2.4900	-2.0700	3.3900	-3.365	Δ¹⁷O off by 6.755
0.8000	-3.2900	-3.7100	-3.706

Nearest neighbors in MBDB (within 0.5 permil):

Name	Class	δ¹⁸O	δ¹⁷O	Δ¹⁷O: calc	Δ δ¹⁸O	Δ δ¹⁷O	Δ Δ¹⁷O
Northwest Africa 5247	CO3	1.5400	-2.8900	-3.691	-0.11	-0.21	-0.16
Khawr al Fazra 005	CV3	1.7700	-2.8900	-3.81	0.13	-0.21	-0.28
Northwest Africa 6357	CV3	1.5300	-2.9000	-3.696	-0.12	-0.22	-0.16
Northwest Africa 11556	C2-ung	1.4210	-2.7890	-3.528	-0.22	-0.11	0.01
Northwest Africa 2570	CV3	1.3780	-2.6010	-3.318	-0.27	0.08	0.22
Northwest Africa 6361	CV3	1.8390	-2.8920	-3.848	0.19	-0.21	-0.31
Northwest Africa 6358	CV3	2.0200	-2.7300	-3.78	0.38	-0.05	-0.25
Northwest Africa 12925	CK5	1.5840	-3.1410	-3.965	-0.06	-0.46	-0.43