PICTURE
DESCRIPTION
10PK
.5KG
LARGE
SIZE
LAB CHIPS
IGNEOUS ROCKS
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Andesite, hornblende phenocrysts
R1002
R1001
R1003
R1001C
Anorthosite,gray coarse-grained
R1005
R1004
R1006
R1004C
Basalt, Flood, dark gray black
R1008
R1009
R1090
R1009C
Basalt, gray to black fine-grained
R1011
R1010
R1012
R1010C
Basalt, vesicular, brown to black with abundant vesicles
R1014
R1013
R1015
R1013C
Breccia, Volcanic angular rock fragments in groundmass
R1087
R1088
R1089
R1088C
Carbonatite, coarse-grained
R1017
R1016
R1018
R1016C
Dacite, porphyry-gray (Not available at this time)
R1020
R1022
R1019
R1022C
Diorite, medium-grained w/ hornblende
R1023
R1021
R1024
R1021C
Gabbro, coarse-grained, brown to black
R1026
R1025
R1027
R1025C
Granite, Graphic; shows good graphic texture in pink feldspar
R1029
R1028
R1030
R1028C
Granite, red, coarse-grained
R1032
R1031
R1033
R1031C
Granite, gray-white, Medium grained
R1035
R1034
R1036
R1034C
Granodiorite, gray, medium grained (Not available at this time)
R1038
R1037
R1091
R1037C
Monzonite, medium-grained quartz monsonite
R1040
R1039
R1041
R1039C
Obsidian, black lustrous
R1043
R1042
R1044
R1042C
Obsidian, brown and black banded
R1046
R1047
R1092
R1047C
Obsidian, "snowflake"
R1049
R1048
R1050
R1048C
Obsidian, pitchstone, black
R1052
R1051
R1053
R1051C
Pegmatite, (pink) very coarse grained with quartz,muscovite, and feldspar
NA
Pegmatite, (white) very coarse grained some black tourmaline
R1055
R1054
R1056
R1054C
Peridotite
R1058
R1057
R1059
R1057C
Peridotite
Pumice, tan to gray-white 100% of pieces float
Pumice, light gray
R1061
R1060
R1062
R1060C
Rhyolite, gray porphyry
R1064
R1065
R1095
R1065C
Rhyolite, pink to gray, fine-grained
R1067
R1066
R1068
R1066C
Scoria, reddish-brown to dark gray
R1070
R1069
R1071
R1069C
Syenite, gray, medium-grained no quartz
R1073
R1072
R1074
R1072C
Trachyte Porphyry, gray, porphyryitic large phenocrysts some show zoning
Trachyte Porphyry, gray, porphyryitic small phenocrysts
Trachyte, gray to red
R1076
R1075
R1077
R1075C
Tuff, light gray, fine-grained
R1079
R1078
R1080
R1078C
Vitrophyre(Obsidian Porphyry), dark, glassy with feldspar phenocrysts
R1082
R1081
R1083
R1081C
Volcanic Ash, light gray rock fragments in a mass of glass shards
R1085
R1084
R1086
R1084C