Sample Type is Igneous › Plutonic › Intermediate Intrusive
153 records | Download| IGSN | Sample Type | Notes | Location | Number Thin Sections | Storage Location |
|---|---|---|---|---|---|
| GRD026TS0 | Diorite | Cut sample (~5x4x5 cm) with light green crystalline interior, cross-cutting white veins and occasional red blebs. Patchy sandy rind on sample. Billet and billet pieces. Original label: 27 October, 1975. | Pacific Ocean | 1 | Ritter 154, 37 F |
| GRD026XS0 | Diorite | Cut sample (measures ~5x5x1.5 cm from the cut face). Dark grey fine-grained interior. Billet. Billet pieces. Original label: 21 September, 1975. | Pacific Ocean | 1 | Ritter 154, 37 F |
| GRD026YS0 | Diorite | Cut sample (measuring 3x2x1.5 cm on the cut face). Dark grey fine-grained interior, visible green and black crystals visible. Billet. Original label: 27 October, 1975. | Pacific Ocean | 1 | Ritter 154, 37 F |
| GRD02N0S0 | Diorite | Fine- to medium-grained. Quartz-biotite-plagioclase-vesuvianite. Weakly foliated. | California | 0 | Ritter 154, 19 E |
| GRD02NCS0 | Granodiorite | 2.5 cm aplite dike cutting granodiorite. Original description: Aplite dike cutting weakly foliated granodiorite atp(?) Also mafic hornfels inclusions and streamers. | California | 0 | Ritter 154, 16 Q |
| GRD02O6S0 | Granodiorite | Medium-grained granodiorite. Orthoclase-quartz-amphibole-biotite | California | 2 | Ritter 154, 15 N |
| GRD02O9S0 | Diorite | Original description: Hornblende diorite. 3/4 thin sections | California | 4 | Ritter 154, 3 E |
| GRD02OES0 | Diorite | Plagioclase-biotite-quartz-oxide diorite. Missing TS box | California | 4 | Ritter 154, 15 P |
| GRD02OFS0 | Granodiorite | Coarse-grained Granodiorite containing Plagioclase, K-spar, Quartz, Hornblende, Biotite, trace Sphene and other Opaques. Original Description (Eichler?): El Capitan Granite. Pale, coarse-grained granite. | California | 4 | Ritter 154, 3 F |
| GRD02OGS0 | Granodiorite | Medium grain light colored granite with Biotite (2-3 mm), Plagioclase (1-10 mm), Quartz (1-3 mm), K-spar (1-10 mm). Color Index: 5. Original Description: Two samples (one is a cut slab) of light colored, coarse-grained granite. | California | 0 | Ritter 154, 3 E |
| GRD02OGS1 | Granodiorite | Medium grain light colored granite with Biotite (2-3 mm), Plagioclase (1-10 mm), Quartz (1-3 mm), K-spar (1-10 mm). Color Index: 5. Original Description: Two samples (one is a cut slab) of light colored, coarse-grained granite. Thin sections with S0 sample. | California | 0 | Ritter 154, 15 I |
| GRD02OHS0 | Diorite | One cut slab of fine-grained diorite | California | 4 | Ritter 154, 15 P |
| GRD02OWS0 | Diorite | Large sample of quartz-rich diorite. Quartz-hornblende-biotite. Original label: Quartz diorite. | California | 3 | Ritter 154, 15 P |
| GRD02PIS0 | Diorite | Diorite. Thin section only. No hand sample. Original label: Quartz diorite. | California | 2 | Ritter 154 |
| GRD02Q5S0 | Granodiorite | Giant Forest Pluton (Kspar, Q, biotite) | California | 0 | Ritter 154, 15 O |
| GRD02QNS0 | Granodiorite | Mt. Stuart batholith | Washington | 0 | Ritter 154, 19 K |
| GRD02QOS0 | Granodiorite | May contain enough Quartz to classify as Tonalite | Washington | 0 | Ritter 154, 15 P |
| GRD02QQS0 | Diorite | 50% plag, 15% hornblend, 20% quartz,10% biotite, 3% Kspar, 2% sphene and ap. Some opaques. | California | 1 | Ritter 154, 19 E |
| GRD02QRS0 | Granodiorite | Plag>quartz>amphibole Accessory minerals: Oxide, chlorite, K-spar | Fiji | 3 | Ritter 154, 19 K |
| GRD02QTS0 | Diorite | California | 2 | Ritter 154, 15 P | |
| GRD02QXS0 | Granodiorite | Probably typical of the main rock type here | US-40 Donner Pass 8/99 approximately at bridge, overlook | 1 | Ritter 154, 15 O |
| GRD02QYS0 | Diorite | California | 5 | Ritter 154, 15 P | |
| GRD02R7S0 | Granodiorite | 10 Kspar, 40 plag, 5 amphibole, 40 quartz, 5 biotite + sphene | 0 | Ritter 154, 15 N | |
| GRD02RSS0 | Diorite | One 1cm thick slab. Coarse grained, weathered, Plagioclase, Quartz, Hornblende, Biotite, trace K-spar apatite and sphene, minor chlorite | Point Reyes CA, from N end of point, from the Salinian block. | 4 | Ritter 154, 3 E |
| GRD02RYS0 | Diorite | Medium grained, Quartz, Plag, Hornblende, Biotite. | 0 | Ritter 154, 3 E | |
| GRD02RZS0 | Granodiorite | Washington | 3 | Ritter 154, 3 E | |
| GRD02SFS0 | Intermediate Intrusive | 20-5-% plag, under 15% Hb, under 5% cpx. | La Sal Loop Rd. In northern La Sal mountains E of Moab. | 0 | Ritter 154, 19 K |
| GRD02SGS0 | Intermediate Intrusive | 20-5-% plag, under 15% Hb, under 5% cpx. | La Sal Loop Rd. In northern La Sal mountains E of Moab. | 0 | Ritter 154, 14 L |
| GRD02U5S0 | Diorite | Biotite, Plagioclase, Amphibole bearing - Diorite(?). Original Label : Mafic phase, probably equivalent to enclaves in granodiorite 8/99 | California | 1 | Ritter 154, 15 P |
| GRD02U6S0 | Granodiorite | Granodiorite with magic enclave. There is a 10-20 meter wide zone of enclave filled granodiorite here forming band within granodiorite. See also Ca 1270. 8/99 | California | 1 | Ritter 154, 15 N |