| GRD00EFS0 |
Gabbro
|
Original description: Fine-grained olivine gabbro (from Port Coldwell alkaline complex). |
Canada |
0 |
Ritter 154, 16 C |
| GRD00EHS0 |
Gabbro
|
Original description: Gabbro (Bird River greenstone belt). Oversize piece in 16 R. |
Canada |
0 |
Ritter 154, 16 C |
| GRD00EHS1 |
Gabbro
|
Original description: Gabbro (Bird River greenstone belt). Another piece in 16 C. |
Canada |
0 |
Ritter 154, 16 R |
| GRD00FOS0 |
Gabbro
|
Polsihed slab. Feldspars are labradorite with bytownite intergrowths. Original description: Leucogabbro (bytownite-Px). |
Minnesota |
0 |
Ritter 154, 16 F |
| GRD00FUS0 |
Gabbro
|
Original description: Quartz gabbro (Aug-Plag-Q). |
California |
0 |
Ritter 154, 16 C |
| GRD00FVS0 |
Gabbro
|
Original description: Leucogabbro (Bytownite-Px). |
Minnesota |
0 |
Ritter 154, 16 C |
| GRD00GVS0 |
Norite
|
Norite (Hy-Pl-Cpx) |
New York |
1 |
Ritter 154, 16 E |
| GRD00H3S0 |
Gabbro
|
Original label: Hb gabbro. |
|
0 |
Ritter 154, 16 C |
| GRD00HBS0 |
Gabbro
|
Gabbro (Plag-CPX) |
|
0 |
Ritter 154, 20 B |
| GRD00HQS0 |
Hornblende Gabbro
|
altered Hb-gabbro (epidote), large hornblende |
|
0 |
Ritter 154, 16 D |
| GRD00HVS0 |
Gabbro
|
Original description: Hb gabbro. |
|
0 |
Ritter 154, 20 B |
| GRD00IDS0 |
Gabbro
|
gabbro (Pl-CPX) |
|
0 |
Camp Elliott |
| GRD00IOS0 |
Hornblende Gabbro
|
Hb gabbro; part of meter scale dike with very large amphibole crystals perpendicular to the margin |
California |
0 |
Ritter 154, 16 D |
| GRD00IXS0 |
Gabbro
|
moderately altered gabbro; Wards mineral sample 174 (anorthite) |
California |
0 |
Ritter 154, 16 D |
| GRD00JJS0 |
Gabbro
|
biotite-bearing gabbro |
California |
0 |
Ritter 154, 16 R |
| GRD01YYS0 |
Gabbro
|
Small sample with billet. Plagioclase, olivine, and oxides visible in hand sample. Original label: 8 November, 1980. |
Pacific Ocean |
1 |
Ritter 154, 37 A |
| GRD0200S0 |
Gabbro
|
Hypidiomorphic granular, medium-grained, Pyroxene-plagioclase-quartz. Original description: Gabbroic or dioritic plutonic rock, continental type rock, Age Precambrian?, New Zealand Suite. |
New Zealand |
0 |
Ritter 154, 16 D |
| GRD0200S1 |
Gabbro
|
Hypidiomorphic granular, medium-grained, Pyroxene-plagioclase-quartz. Original description: Gabbroic or dioritic plutonic rock, continental type rock, Age Precambrian?, New Zealand Suite. |
New Zealand |
0 |
Ritter 154, 16 D |
| GRD0229S0 |
Gabbro
|
Black crystalline sample. ~7x3 cm on the cut face. Billet pieces. Largest crystals are amphibole, interstital white crystals. Original label: 23 November, 1980. |
Pacific Ocean |
1 |
Ritter 154, 37 B |
| GRD0244S0 |
Gabbro
|
Two small cut samples measuring ~6x3.5x3 cm and ~5x3x2 from the cut faces. Black crystalline interior. Billet pieces in a bag. Original label: 28 November, 1980. |
Pacific Ocean |
1 |
Ritter 154, 37 D |
| GRD0245S0 |
Gabbro
|
Small (~5 cm in diameter) uncut rounded sample. Chip in sample reveals dark green crystalline interior. Fe-Mn crust on sample. Original label: 28 November, 1980. |
Pacific Ocean |
0 |
Ritter 154, 37 D |
| GRD0246S0 |
Gabbro
|
Two small cut samples measuring ~5x4x5 and ~4x4.5x2.5 cm from the cut faces. Dark green crystalline interior. Fe-Mn crust on sample. Original label: 28 November, 1980. |
Pacific Ocean |
1 |
Ritter 154, 37 D |
| GRD024CS0 |
Gabbro
|
Two medium-sized cut sample measuring ~6x6x3 cm and ~4x5x2 cm from the cut faces. Grey crystalline interior. White rind. Billet pieces in a bag. Original label: 28 November, 1980. |
Pacific Ocean |
1 |
Ritter 154, 37 D |
| GRD024DS0 |
Gabbro
|
Small (~5 cm in diameter) uncut sample. Chip in sample reveals black crystalline interior, some Fe-stained blebs. White rind. Original label: 28 November, 1980. |
Pacific Ocean |
0 |
Ritter 154, 37 D |
| GRD024HS0 |
Gabbro
|
Two small cut samples measuring ~3x3x2.5 cm and ~2x2x1 cm from the cut faces. Interior composed of dark green crystals in finer-grained grey to white matrix. White crystalline rind. Original label: 28 November, 1980. |
Pacific Ocean |
1 |
Ritter 154, 37 D |
| GRD028GS0 |
Gabbro
|
Very large (~10.5x8x12 cm from the larger cut surface) sample with green-black crystalline interior and a Fe-Mn crust. Billet. Original label: 8 August, 1968. SiO2 ~50.0, TiO2 ~0.30, Na2O ~2.95, K2O ~0.07, P2O5 <0.01. Olivine-Augite. |
Indian Ocean |
0 |
Ritter 154, 34 A |
| GRD02AXS0 |
Anorthosite
|
Labradorite-olivine-magnetite-pyrite-garnet |
|
0 |
Ritter 154, 20 D |
| GRD02AYS0 |
Anorthosite
|
Labradorite-plagioclase-amphibole. Coarse- to medium-grained. |
|
0 |
Ritter 154, 16 F |
| GRD02AZS0 |
Anorthosite
|
Labradorite-plagioclase-amphibole. Medium-grained. |
Ontario |
1 |
Ritter 154, 16 F |
| GRD02B1S0 |
Anorthosite
|
Coarse-grained labradorite-pyroxene-opaque. |
|
1 |
Ritter 154, 16 F |
