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Sample Type is Igneous › Plutonic › Felsic Intrusive › Granite

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IGSN Sample Type Notes Location Number Thin Sections Storage Location
GRD02WWS0 Granite Microcline, Smoky Quartz, Horblende, Plagioclase Massachusetts 0 Ritter 154, 15 B
GRD02X7S0 Granite No known information of origin and composition. Appears to be Granodiorite California 0 Camp Elliott
GRD02YDS0 Granite Graphic Granite. Quartz-Plag. Pegmatitic 0 Ritter 154, 11 A
GRD03ZLS0 Granite Chuar Group of Grand Canyon Supergroup. This is a granite, granites are not a part of the supergroup. Could be from intrusive body within supergroup Arizona 0 Ritter 154, 29 H
GRD040YS0 Granite grey, two-mica granite (Concord granite) New Hampshire 0 Ritter 154, 29 I
GRD0413S0 Granite Spaulding sillimanite-bearing granite (now mapped as part of Concord granite) New Hampshire 0 Ritter 154, 29 I
GRD0418S0 Granite Spotted Spaulding granite. This is not the major facies at this occurrence. It occurs as an irregular sill. The spotted aspect extends thru a variety of more mafic facies. Hand specimen provided by Dr. Lyon was imperative to the selection of the correct facies. New Hampshire 0 Ritter 154, 29 I
GRD041AS0 Granite aplitic Concord granite New Hampshire 0 Ritter 154, 29 I
GRD041BS0 Granite Muscovite granite, Concord granite. Quite coarse grained facies. New Hampshire 0 Ritter 154, 29 I
GRD041CS0 Granite Two-mica granite, Concord granite. Relatively coarse facies. Lyons No. 107-74. New Hampshire 0 Ritter 154, 29 I
GRD041FS0 Granite Dark facies of Concord Granite New Hampshire 0 Ritter 154, 29 I
GRD041PS0 Granite Mount Whitney Pluton. Granodiorite with k-spar megacryst (5 x 3 cm) California 0 Ritter 154, 15 B
GRD0431S0 Granite Coarse grained Granite South Carolina 2 Ritter 154, 3 D
GRD043QS0 Granite Meredith Granite (also called Kinsman quartz monzonite of New Hampshire Series), older material intruded by White Mtn Complex New Hampshire 0 Ritter 154, 29 E
GRD043QS1 Granite Meredith Granite (also called Kinsman quartz monzonite of New Hampshire Series), older material intruded by White Mtn Complex New Hampshire 0 Ritter 154, 29 E
GRD043YS0 Granite Conway Granite, fine-grained New Hampshire 0 Ritter 154, 29 E
GRD043YS1 Granite Conway Granite, fine-grained New Hampshire 0 Ritter 154, 29 E
GRD043YS2 Granite Conway Granite, fine-grained. Unusual, mica rich facies New Hampshire 0 Ritter 154, 29 E
GRD0440S0 Granite Conway Granite, medium-grained New Hampshire 0 Ritter 154, 29 E
GRD0440S1 Granite Conway Granite, medium-grained New Hampshire 0 Ritter 154, 29 E
GRD04DQS0 Granite grey, equigranular granite (grey series granitoid from Mahe) Seychelles 0 Ritter 154, 19 C
GRD04DRS0 Granite coarse, pink granite (grey series granitoid from Mahe) Seychelles 0 Ritter 154, 15 A
GRD04DRS1 Granite coarse, pink granite (grey series granitoid from Mahe) Seychelles 0 Ritter 154, 19 C
GRD04DSS0 Granite fine-grained, greyish granite (grey series granitoid from Mahe) Seychelles 0 Ritter 154, 19 C
GRD04DTS0 Granite coarse-grained, greyish granite (grey series granitoid from Mahe) Seychelles 0 Ritter 154, 19 C
GRD04DUS0 Granite fine-grained mafic segregation in SEY-D; (grey series granitoid from Mahe) Seychelles 0 Ritter 154, 19 C
GRD04DVS0 Granite coarse-grained grey granite; (grey series granitoid from Mahe) Seychelles 0 Ritter 154, 15 A
GRD04DVS1 Granite coarse-grained grey granite; (grey series granitoid from Mahe) Seychelles 0 Ritter 154, 19 C
GRD04DWS0 Granite coarse-grained grey granite; (grey series granitoid from Mahe) Seychelles 0 Ritter 154, 19 C
GRD04E7S0 Granite Granodiorite California 0 Ritter 154, 15 E