Sample Type is Igneous › Plutonic › Felsic Intrusive › Syenite
63 records | Download| IGSN | Sample Type | Notes | Location | Number Thin Sections | Storage Location |
|---|---|---|---|---|---|
| GRD00I4S0 | Syenite | hornblende syenite (Ks-Plag-Hb-Bi). | Vermont | 1 | Ritter 154, 19 D |
| GRD026MS0 | Syenite | Cut slab measuring ~6x6x2 cm from the cut face. Coarse-grained crystalline. Abundant grey feldspar and greenish pyroxene. Billet and billet pieces. | Pacific Ocean | 2 | Ritter 154, 37 F |
| GRD026NS0 | Syenite | Small cut sample which measures ~3x3x2 cm from the cut face. Coarse-grained crystalline. Abundant grey feldspar and greenish pyroxene. Billet and billet pieces. | Pacific Ocean | 2 | Ritter 154, 37 F |
| GRD026OS0 | Syenite | Small cut sample measures ~4x3x1.5 cm from the cut face. Medium-grained crystalline. Abundant white feldspar and greenish pyroxene. Billet and billet pieces. | Pacific Ocean | 2 | Ritter 154, 37 F |
| 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 | |
| GRD02OZS0 | Syenite | Porphyritic syenite. Original label: K-rich porphyritic syenite? Syeno-gabbro. Parker Dam Granite. 1.40 Ga. GSA Field Trip. | California | 0 | Ritter 154, 15 D |
| GRD02OZS1 | Syenite | Porphyritic syenite. Original label: K-rich porphyritic syenite? Syeno-gabbro. Parker Dam Granite. 1.40 Ga. GSA Field Trip. | California | 0 | Ritter 154, 15 D |
| GRD02QIS0 | Syenite | Possibly potassic shonkinite to syenite series. Seems identical to I-663 | California | 2 | Ritter 154, 15 D |
| GRD02QJS0 | Syenite | Possibly potassic shonkinite to syenite series, fine grained | California | 2 | Ritter 154, 15 D |
| GRD02XUS0 | Syenite | Nepheline bearing Syenite | Wisconsin | 0 | Ritter 154, 15 D |
| GRD043RS0 | Syenite | syenite dike, 20 feet thick, contact with Winnipesaukee quartz diorite; part of older material intruded by White Mtn Complex | New Hampshire | 0 | Ritter 154, 29 E |
| GRD043RS1 | Syenite | syenite dike, 20 feet thick, contact with Winnipesaukee quartz diorite; part of older material intruded by White Mtn Complex | New Hampshire | 0 | Ritter 154, 29 E |
| GRD043US0 | Syenite | pink, coarse-grained, porphyritic quartz syenite | New Hampshire | 0 | Ritter 154, 29 E |
| GRD043US1 | Syenite | pink, coarse-grained, porphyritic quartz syenite | New Hampshire | 0 | Ritter 154, 29 E |
| GRD0441S0 | Syenite | Coarse Cobble Hill Syenite aka Belknap Syenite. | New Hampshire | 0 | Ritter 154, 29 E |
| GRD0441S1 | Syenite | Coarse Cobble Hill Syenite aka Belknap Syenite. | New Hampshire | 0 | Ritter 154, 29 E |
| GRD0444S0 | Syenite | Belknap Mtn syenite. Medium-grained, perthitic alkali feldspar, plag, hornblende, bitote and minor CPX (core of hornblende) | New Hampshire | 0 | Ritter 154, 29 E |
| GRD0444S1 | Syenite | Belknap Mtn syenite. Medium-grained, perthitic alkali feldspar, plag, hornblende, bitote and minor CPX (core of hornblende) | New Hampshire | 0 | Ritter 154, 29 E |
| GRD0445S0 | Syenite | Quartz syenite | New Hampshire | 0 | Ritter 154, 29 E |
| GRD0445S1 | Syenite | Quartz syenite | New Hampshire | 0 | Ritter 154, 29 E |
| GRD0448S0 | Syenite | fresh, medium-grained syenite, probably nepheline bearing, with nice fabric | New Hampshire | 0 | Ritter 154, 29 E |
| GRD0449S0 | Syenite | fresh, coarse-grained syenite. Probably nepheline-sodalite-hastingsite syenite of Red Hill | New Hampshire | 0 | Ritter 154, 29 E |
| GRD0449S1 | Syenite | fresh, coarse-grained syenite. Probably nepheline-sodalite-hastingsite syenite of Red Hill | New Hampshire | 0 | Ritter 154, 29 E |
| GRD044TS0 | Syenite | coarse, biotite syenite (Kspar, biotite, plag) | Arkansas | 0 | Ritter 154, 15 D |
| GRD044US0 | Syenite | syenite (possibly alkali feldspar syenite), dark facies (blue granite) of Granite Mtn | Arkansas | 0 | Ritter 154, 15 D |
| GRD044VS0 | Syenite | syenite (Kspar, nepheline? and minor sphene, oxides), light facies (grey granite) of Granite Mtn | Arkansas | 0 | Ritter 154, 15 D |
| GRD044WS0 | Syenite | contact between light facies (grey granite) and dark syenite facies (blue granite) of Granite Mtn | Arkansas | 0 | Ritter 154, 16 Q |
| GRD044WS1 | Syenite | contact between light facies (grey granite) and dark syenite facies (blue granite) of Granite Mtn | Arkansas | 0 | Ritter 154, 15 D |
| GRD044ZS0 | Syenite | pseudo-leucite (pseudomorph after leucite) syenite | Arkansas | 0 | Ritter 154, 15 D |