| GRD02AUS0 |
Metamorphic Ore Deposits
|
Magnetite-potassium feldspar-biotite-quartz gneiss. 60% magnetite, 30% K-spar, 5% quartz, 5% biotite. |
New York |
0 |
Ritter 154, 14 Q |
| GRD02AVS0 |
Metamorphic Ore Deposits
|
Magnetite-garnet-quartz gniess |
New York |
0 |
Ritter 154, 14 Q |
| GRD02AWS0 |
Metamorphic Ore Deposits
|
Potassium feldspar-magnetite-quartz-pyrite (trace) gneiss. Hypidiomorphic granular texture. |
New York |
1 |
Ritter 154, 14 Q |
| 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 |
| GRD02B0S0 |
Quartzofeldspathic
|
Plagioclase-amphibole. Medium-grained. |
|
0 |
Ritter 154, 24 F |
| GRD02B1S0 |
Anorthosite
|
Coarse-grained labradorite-pyroxene-opaque. |
|
1 |
Ritter 154, 16 F |
| GRD02B2S0 |
Mafic
|
Metagabbro. Medium-grained plagioclase-amphibole-phlogopite (trace)-pyrite (trace). |
|
0 |
Ritter 154, 14 H |
| GRD02B3S0 |
Anorthosite
|
Medium-grained. Labradorite-green feldspar-amphibole-pyrite (trace). |
|
1 |
Ritter 154, 16 F |
| GRD02B4S0 |
Anorthosite
|
Coarse-grained. Labradorite with interstitial green pyroxene and trace pyrite. |
|
1 |
Ritter 154, 16 F |
| GRD02B5S0 |
Granulite
|
Fine-grained quartz-plagioclase-opaques-clinopyroxene granulite. |
|
1 |
Ritter 154, 14 N |
| GRD02B6S0 |
Syenite
|
Garnet-quartz syenite. Hypidomorphic-granular. Coarse-grained. Plagioclase-quartz-magnetite-garnet. |
|
1 |
Ritter 154, 15 C |
| GRD02B7S0 |
Syenite
|
Clinopyroxene-plagioclase-quartz-amphibole-apatite-opaques. Medium-grained. |
|
1 |
Ritter 154, 15 C |
| GRD02B8S0 |
Anorthosite
|
Large blue labradorite crystals in green feldspar matrix. Large amphibole inclusion with more coarse-grained rim and interior. A minor amount of dark green pyroxene. |
|
1 |
Ritter 154, 16 F |
| GRD02B9S0 |
Reaction Textures
|
Feldspar-garnet-phlogopite-pyrite (trace). Brown relict garnets. Retrograde metamorphism? |
|
1 |
Ritter 154, 14 O |
| GRD02BAS0 |
Dolomite Marble
|
Coarse-grained, white dolomite marble. |
California |
0 |
Ritter 154, 14 J |
| GRD02BBS0 |
Chert
|
Small green chert sample. Unremarkable. |
Italy |
0 |
Camp Elliott |
| GRD02BCS0 |
Dolostone
|
Brown laminated dolostone. Original label: Supratidal/Intratidal dolomite with stromatolites, birds eye, interm. sed. Dolomia Principale. |
Italy |
2 |
Ritter 154, 21 J |
| GRD02BDS0 |
Gravel
|
Two medium-sized bags of granite gravel. Original label: Gravel |
California |
0 |
Ritter 154, 2 D |
| GRD02BES0 |
Packstone
|
Original label: Trilobite and hyolith burrowed packstone. Uppermost bed of Chambliss Limestone member of the Cararra Formation. |
California |
0 |
Ritter 154, 21 G |
| GRD02BFS0 |
Packstone
|
Original label: Bryozoan Packstone. |
Ohio |
0 |
Ritter 154, 18 F |
| GRD02BGS0 |
Oolitic Limestone
|
Silicic ooids weathering out of sample. See also 110-C83. Original label: Johnnie Formation Oolite. |
California |
0 |
Ritter 154, 21 C |
| GRD02BHS0 |
Sandstone
|
Laminated purple sandstone. Medium-grained. Many quartz grains with occasional muscovite. Leach spots. The muddy purple matrix grades to light yellow in corner of the sample. |
|
0 |
Ritter 154, 17 E |
| GRD02BIS0 |
Crossbedding
|
Thin silicious cross-beds in limestone. Wood Canyon Formation. |
California |
0 |
Ritter 154, 17 Q |
| GRD02BJS0 |
Tool Marks
|
Rip-up mud clasts in lithic sandstone. Great Valley Group. |
California |
0 |
Ritter 154, 17 Q |
| GRD02BKS0 |
Mudstone
|
Del Mar Formation. Friable. Green mudstone with white conical gastropod shells. |
California |
0 |
Ritter 154, 22 E |
| GRD02BKS1 |
Mudstone
|
Del Mar Formation. Friable. Green mudstone with white conical gastropod shells. 22 M |
California |
0 |
Ritter 154, 23 M |
| GRD02BKS2 |
Mudstone
|
Del Mar Formation. Friable. Green mudstone with white conical gastropod shells. |
California |
0 |
Ritter 154, 23 M |
| GRD02BLS0 |
Lithic Sandstone
|
Abundant large bivalve shells in lithic sandstone. Original label: Purisima Formation. |
California |
1 |
Ritter 154, 23 H |
