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IGSN Sample Type Notes Location Number Thin Sections Storage Location
GRD03HLS0 Arsenopyrite Gold ore, gold-bearing sulfides in quartz California 0 Ritter 154, 6 G
GRD03HMS0 Pentlandite Canada 0 Ritter 154, 6 G
GRD03HNS0 Bismuthinite California 0 Ritter 154, 6 G
GRD03HOS0 Oxides Cervantite with native Antimony(?) California 0 Ritter 154, 12 D
GRD03HPS0 Sulfosalts Mexico 0 Ritter 154, 6 G
GRD03HQS0 Arsenates Michigan 0 Ritter 154, 6 G
GRD03HRS0 Bornite Virginia 0 Ritter 154, 6 G
GRD03HSS0 Molybdenite Korea South 0 Ritter 154, 6 G
GRD03HTS0 Molybdenite Mexico 0 Ritter 154, 6 G
GRD03HUS0 Molybdenite Arizona 0 Ritter 154, 6 G
GRD03HVS0 Molybdenite Colorado 0 Ritter 154, 6 G
GRD03HWS0 Sphalerite Wards bulk Oklahoma 0 Ritter 154, 6 G
GRD03HXS0 Sphalerite Spain 0 Ritter 154, 6 G
GRD03HYS0 Sphalerite Unknown 0 Ritter 154, 6 G
GRD03HZS0 Sphalerite From UCLA mineral collection United States 0 Ritter 154, 6 G
GRD03I0S0 Galena Mexico 0 Ritter 154, 6 G
GRD03I1S0 Sphalerite Mexico 0 Ritter 154, 6 G
GRD03I2S0 Sphalerite Sphalerite var. Cleiophane New Jersey 0 Ritter 154, 6 G
GRD03I3S0 Sphalerite Burminco bulk Missouri 0 Ritter 154, 6 G
GRD03I4S0 Sphalerite Argentiferous Mexico 0 Ritter 154, 6 G
GRD03I5S0 Quartz group Wentworth 0 Ritter 154, 6 H
GRD03I6S0 Quartz South Dakota 0 Ritter 154, 6 H
GRD03I7S0 Quartz California 0 Ritter 154, 6 H
GRD03I8S0 Quartz Colorado 0 Ritter 154, 6 H
GRD03I9S0 Quartz Arkansas 0 Ritter 154, 6 H
GRD03IAS0 Quartz Jasper: Colored red and yellow by iron oxides (Hematite and Limonite). Whitish Chalcedony is along some edges. Museum Trip 53R6b California 0 Ritter 154, 6 H
GRD03IBS0 Quartz Good example of Straited Quartz. One large subhedral Quartz crystal Unknown 0 Ritter 154, 6 H
GRD03ICS0 Quartz Unknown 0 Ritter 154, 6 H
GRD03IDS0 Quartz Arkansas 0 Ritter 154, 6 H
GRD03IES0 Cristobalite Opal-CT with dendritic Mn oxides Unknown 0 Ritter 154, 6 H