A | This mineral is Anthropogenic. |
G | This mineral is directly dated. |
B | This mineral is reported as having this age. |
Y | This mineral is using an age reported as an element mineralization period. |
O | This mineral is using an age calculated from all data at the locality. |
R | The age displayed for this mineral originates from a different, non-child locality. |
P | The age displayed for this mineral is the range of ages for this mineral at all of this locality's children. |
This mineral's age has not yet been recorded. |
Cancrinite-sodalite | Crichtonite | None | Sodalite |
Davidite-(La) (*) | Sodalite (*) |
Mineral name | Structural Groups | IMA Formula | Max Age (Ma) | Min Age (Ma) | # of Sublocalities containing mineral | LOCALITY IDs, not mindat ids | # of localities containing mineral |
---|---|---|---|---|---|---|---|
Davidite-(La) (*) | Crichtonite | La(Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH,F)38 | 825 | 538 | 0 | 31 | |
Sodalite (*) | Cancrinite-sodalite Sodalite | Na4(Si3Al3)O12Cl | 825 | 538 | 0 | 444 |
Age ID | Locality Notes |
---|---|
Jen_0000987 | MAGMATIC STYLE: Small area in syenite. ASSOCIATED SILICATE ROCKS: Mica syenite, nepheline-sodalite-cancrinite syenites and melteigite and melanite-aegirine pegmatites. |
Jen_0000988 | MAGMATIC STYLE: Small area in syenite. ASSOCIATED SILICATE ROCKS: Mica syenite, nepheline-sodalite-cancrinite syenites and melteigite and melanite-aegirine pegmatites. |
Jen_0000989 | MAGMATIC STYLE: Small area in syenite. ASSOCIATED SILICATE ROCKS: Mica syenite, nepheline-sodalite-cancrinite syenites and melteigite and melanite-aegirine pegmatites. |
Jen_0000990 | MAGMATIC STYLE: Small area in syenite. ASSOCIATED SILICATE ROCKS: Mica syenite, nepheline-sodalite-cancrinite syenites and melteigite and melanite-aegirine pegmatites. |
Excel ID | Max Age (Ma) | Min Age (Ma) | Age as listed in reference | Dating Method | Age Interpret | Prioritized? | Sample Source | Sample Num | Run Num | Age from other Locality | Dated Mineral | Minerals explicitely stated as having this age | Age applies to these Elements | MinDat Locality ID | Dated Locality (Max Age) | Location as listed in reference | Reference | Reference DOI | Reference ID | Age Notes | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jen_0000987 | 803 | 803 | 803 | 143217 | Kirumba, North Kivu, DR Congo | Kirumba | Woolley and Kjarsgaard (2008) | 10.4095/225115 | GSCOF5796 | ||||||||||||
Jen_0000988 | 572 | 538 | 555±17 | K-Ar | biotite | 143217 | Kirumba, North Kivu, DR Congo | Kirumba | Woolley and Kjarsgaard (2008) | 10.4095/225115 | GSCOF5796 | ||||||||||
Jen_0000989 | 698 | 632 | 665±33 | K-Ar | biotite | 143217 | Kirumba, North Kivu, DR Congo | Kirumba | Woolley and Kjarsgaard (2008) | 10.4095/225115 | GSCOF5796 | ||||||||||
Jen_0000990 | 825 | 781 | 803±22 | Rb-Sr | whole rock | 143217 | Kirumba, North Kivu, DR Congo | Kirumba | Woolley and Kjarsgaard (2008) | 10.4095/225115 | GSCOF5796 | ||||||||||
ree-00336 | 825 | 781 | 803 ± 22 Ma (Rb-Sr, whole rock) | Rb-Sr | whole rock | 143217 | Kirumba, North Kivu, DR Congo | Kirumba | Orris and Grauch (2002) | USGSOFR02_189 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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