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
-2.3470	-6.8800	-5.6650	-5.66
-2.3470	-6.8800	-5.6650	-5.66
-3.0620	-7.4460	-5.8580	-5.854
-3.0620	-7.4460	-5.8580	-5.854

Nearest neighbors in MBDB (within 0.5 permil):

Name	Class	δ¹⁸O	δ¹⁷O	Δ¹⁷O: calc	Δ δ¹⁸O	Δ δ¹⁷O	Δ Δ¹⁷O
Northwest Africa 14179	C3-ung	-2.6180	-7.2390	-5.878	0.09	-0.08	-0.12
Northwest Africa 14508	CO3	-2.9680	-6.8710	-5.328	-0.26	0.29	0.43
Northwest Africa 13167	C2-ung	-2.9520	-7.4810	-5.946	-0.25	-0.32	-0.19
Northwest Africa 13671	C3-ung	-2.3340	-7.3450	-6.131	0.37	-0.18	-0.37
Northwest Africa 10881	CO3.0	-2.2690	-7.0530	-5.873	0.44	0.11	-0.12
Northwest Africa 7891	CV3-an	-2.3900	-6.8180	-5.575	0.31	0.35	0.18