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Sample Type is Igneous › Plutonic

621 records | Download
IGSN Sample Type Notes Location Number Thin Sections Storage Location
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
GRD0450S0 Syenite foliated nepheline syenite Arkansas 0 Ritter 154, 15 D
GRD0450S1 Syenite foliated nepheline syenite Arkansas 0 Ritter 154, 19 D
GRD0453S0 Gabbro Olivine Gabbro, moderately altered Pacific Ocean 0 Ritter 154, 16 C
GRD0454S0 Gabbro moderately altered Pacific Ocean 0 Ritter 154, 16 C
GRD045AS0 Peridotite Knobby peridotite . B3 Canada 0 Ritter 154, 29 K
GRD045AS1 Peridotite Knobby peridotite. B3 Canada 0 Ritter 154, 29 K
GRD045DS0 Peridotite Peridotite B Canada 0 Ritter 154, 29 K
GRD045DS1 Peridotite Peridotite B Canada 0 Ritter 154, 29 K
GRD045HS0 Gabbro Gabbro with acicular pyroxene, about 10 feet lower than specimen 12, transition into gabbro zone. Canada 2 Ritter 154, 29 K
GRD045IS0 Gabbro Gabbro Canada 0 Ritter 154, 29 K
GRD045JS0 Peridotite Peridotite at base of Freds Flow Canada 0 Ritter 154, 29 K
GRD045JS1 Peridotite Peridotite at base of Freds Flow Canada 0 Ritter 154, 29 K
GRD045MS0 Pyroxenite Pyroxenite, fine grained, near top of flow and below UMF-17 Canada 0 Ritter 154, 29 K
GRD045NS0 Gabbro Relatively fine grained gabbro with pyrite Canada 0 Ritter 154, 29 K
GRD045NS1 Gabbro Relatively fine grained gabbro with pyrite Canada 0 Ritter 154, 29 K
GRD045OS0 Pyroxenite Pyroxenite near base of Freds Flow Canada 0 Ritter 154, 29 K
GRD045OS1 Pyroxenite Pyroxenite near base of Freds Flow Canada 0 Ritter 154, 29 K
GRD045PS0 Peridotite Serpentinized peridotite base of Theos Flow. There is not much peridotite exposed. It is spotty. Some specimens may be transition from pyroxenite. Canada 0 Ritter 154, 29 K
GRD045PS1 Peridotite Serpentinized peridotite base of Theos Flow. There is not much peridotite exposed. It is spotty. Some specimens may be transition from pyroxenite. Canada 0 Ritter 154, 29 K
GRD045US0 Felsic Intrusive Hydrated Monzosyenite. Granite dike in Sybille monzosyenite dike, pinkish hue due to olivine being converted to hornblende. Wyoming 0 Ritter 154, 15 E
GRD045US1 Felsic Intrusive Hydrated Monzosyenite. Granite dike in Sybille monzosyenite dike, pinkish hue due to olivine being converted to hornblende. Wyoming 0 Ritter 154, 15 E
GRD045VS0 Monzonite Quartz Monzonite California 3 Ritter 154, 15 E
GRD045WS0 Granodiorite Mafic enclave and host granodiorite California 4 Ritter 154, 15 O
GRD045XS0 Intermediate Intrusive Summit hybrid rock California 2 Ritter 154, 15 N
GRD0460S0 Granodiorite California 2 Ritter 154, 15 N
GRD0462S0 Granodiorite Hybrid Rock California 2 Ritter 154, 15 N
GRD0466S0 Anorthosite Labradoritic Anorthosite New York 1 Ritter 154, 16 F
GRD046JS0 Gabbro Sea Floor Gabbro Indian Ocean 3 Ritter 154, 16 C