| GRD00CRS0 |
Undersaturated
|
Original description: Ijolite (augite+neph). Samples I-501 to I-510 taken from Congo Tanganikia province |
Congo {Democratic Rep} |
0 |
Ritter 154, 20 I |
| GRD00CSS0 |
Undersaturated
|
Original description: Urtite (similar to ijolite - augite, neph). Samples I-501 to I-510 taken from Congo Tanganikia province |
Congo {Democratic Rep} |
0 |
Ritter 154, 16 N |
| GRD00CTS0 |
Undersaturated
|
Original description: Biotite malteigite. Samples I-501 to I-510 taken from Congo Tanganikia province |
Tanzania |
0 |
Ritter 154, 20 I |
| GRD00CUS0 |
Undersaturated
|
Original description: Olivine analcitite. Samples I-501 to I-510 taken from Congo Tanganikia province. |
Congo {Democratic Rep} |
0 |
Ritter 154, 20 I |
| GRD00CVS0 |
Undersaturated
|
Original description: trachybasalt. Samples I-501 to I-510 taken from Congo Tanganikia province. |
Congo {Democratic Rep} |
0 |
Ritter 154, 20 I |
| GRD00CWS0 |
Undersaturated
|
Original description: Phonolite. Samples I-501 to I-510 taken from Congo Tanganikia province |
Tanzania |
0 |
Ritter 154, 20 I |
| GRD00D2S0 |
Undersaturated
|
Original description: trachybasalt. Samples 511-519 from Ascension Island. |
United Kingdom |
0 |
Ritter 154, 20 I |
| GRD00D3S0 |
Undersaturated
|
Original description: Pantelleritic trachyte. Samples 511-519 from Ascension Island. |
United Kingdom |
0 |
Ritter 154, 20 I |
| GRD00D7S0 |
Undersaturated
|
Original description: Phonolitic trachyte. |
United Kingdom |
0 |
Ritter 154, 20 I |
| GRD00DAS0 |
Undersaturated
|
Original description: Phonolite. |
United Kingdom |
0 |
Ritter 154, 20 I |
| GRD00DIS0 |
Micaceous Extrusive
|
Original description: Blue ground - mica bearing basalt. |
South Africa |
0 |
Ritter 154, 16 O |
| GRD00GMS0 |
Undersaturated
|
aphyric phonolite |
Colorado |
0 |
Camp Elliott |
| GRD00HUS0 |
Micaceous Extrusive
|
thin section billet and mica separate from Ol-Plag-mica kimberlite |
Norway |
0 |
Ritter 154, 16 O |
| GRD00J2S0 |
Undersaturated
|
greenish, altered, Plag, Amph-phryic; probably part of Older Basaltic Series (3-6 Ma) of basaltic, trachybasaltic, trachytic, and phonolitic flows |
Spain |
0 |
Ritter 154, 16 O |
| GRD00J3S0 |
Undersaturated
|
grey, altered, Plag, Amph-phryic cobble; probably part of Older Basaltic Series (3-6 Ma) of basaltic, trachybasaltic, trachytic, and phonolitic flows |
Spain |
0 |
Ritter 154, 16 O |
| GRD00J4S0 |
Foid-Bearing Extrusive
|
tephrite with xenolith; 1949 eruption along Cumbre Vieja ridge; magmas fractionated CPX + Ol kaersutite Titanomagnetite |
Spain |
0 |
Ritter 154, 16 O |
| GRD00J5S0 |
Foid-Bearing Extrusive
|
tephrite with xenolith; 1949 eruption along Cumbre Vieja ridge; magmas fractionated CPX + Ol kaersutite, Titanomagnetite |
Spain |
0 |
Ritter 154, 16 O |
| GRD02J7S0 |
Micaceous Extrusive
|
kimberlite (Mclean kimberlite is an aphanitic spinel monticellite calcite kimberlite characterized by scarcity of megacrysts, xenoliths and phenocrysts) |
Canada |
0 |
Ritter 154, 16 O |
| GRD02J8S0 |
Micaceous Extrusive
|
kimberlite (Triple B kimberlite is an altered aphanitic kimberlite with abundant country rock clasts (limestone and argillite)) |
Canada |
0 |
Ritter 154, 15 R |
| GRD02J8S1 |
Micaceous Extrusive
|
kimberlite (Triple B kimberlite is an altered aphanitic kimberlite with abundant country rock clasts (limestone and argillite)) |
Canada |
0 |
Ritter 154, 16 O |
| GRD02J9S0 |
Micaceous Extrusive
|
kimberlite (Buffonta kimberlite consists of macrocrysts of olivine and phlogopite in a groundmass of olivine, phlogopite, calcite, perovskite, spinel, apatite and serpentine) |
Canada |
0 |
Ritter 154, 16 O |
| GRD02JAS0 |
Micaceous Extrusive
|
kimberlite (Buffonta kimberlite consists of macrocrysts of olivine and phlogopite in a groundmass of olivine, phlogopite, calcite, perovskite, spinel, apatite and serpentine) |
Canada |
0 |
Ritter 154, 16 O |
| GRD02T4S0 |
Foid-Bearing Extrusive
|
Anorthoclase Phonolite. Anorthoclase phenocrysts, Cpx, Olivine(?). Ejecta from 1972-1992 eruption. |
Antarctica |
0 |
Ritter 154, 15 I |
| GRD02XKS0 |
Undersaturated
|
Biotite, Augite, Potassium Feldspar dominated rock with unidentified blue (foid?) mineral. |
California |
0 |
Ritter 154, 16 M |
| GRD044XS0 |
Undersaturated
|
coarse-grained carbonatite (calcite, sphene?, sulfides, oxides) |
Arkansas |
0 |
Ritter 154, 16 O |
| GRD044XS1 |
Undersaturated
|
coarse-grained carbonatite (calcite, sphene?, sulfides, oxides) |
Arkansas |
0 |
Ritter 154, 16 O |
| GRD044YS0 |
Undersaturated
|
ijolite (px, nepheline, biotite) |
Arkansas |
0 |
Ritter 154, 16 O |
| GRD0451S0 |
Micaceous Extrusive
|
original description: biotite, orthoclase, nepheline, analcime (IUGS classification is minette). |
Arkansas |
0 |
Ritter 154, 16 O |
| GRD0452S0 |
Micaceous Extrusive
|
original description: lamproite, part of Prairie Creek Instrusion. serpentinized olivine, mica (phlogopite?) |
Arkansas |
0 |
Ritter 154, 16 O |
| GRD0452S1 |
Micaceous Extrusive
|
original description: lamproite, part of Prairie Creek Instrusion. serpentinized olivine, mica (phlogopite?) |
Arkansas |
0 |
Ritter 154, 20 I |
