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IGSN Sample Type Notes Location Number Thin Sections Storage Location
GRD030XS0 Phylllosilicates Palygorskite on Calcite Washington 0 Ritter 154, 11 D
GRD030YS0 Muscovite Four Muscovite books approx. 0.5 cm thick and approx. 10 Muscovite sheets. Unknown 0 Ritter 154, 11 D
GRD030ZS0 Montmorillonite Montmorillonite var. Bentonite. API standard #H-19. Mississippi 0 Ritter 154, 11 D
GRD0310S0 Montmorillonite Montmorillonite var. Bentonite. API standard #H-31. Arizona 0 Ritter 154, 11 D
GRD0311S0 Glauconite Vial of Glauconitic sand California 0 Ritter 154, 11 D
GRD0312S0 Glauconite Vial of Glauconitic sand Mexico 0 Ritter 154, 11 D
GRD0313S0 Datolite Unknown 0 Ritter 154, 11 E
GRD0314S0 Aluminosilicates Two samples from UCLA mineral collection Unknown 0 Ritter 154, 11 E
GRD0315S0 Willemite 3 pieces of Willemite, Franklinite, Calcite ore. N.J. Zinc Co. Mine Ogdensburg, Sussex County, New Jersey 0 Ritter 154, 11 E
GRD0316S0 Epidote Large sample with Calcite and Epidote. Calcite displays good cleavage and Epidote formed as a large aggregate of columnar crystals. Stored on shelving in RH 154, northeast side of main room. Unknown 0 Ritter 154
GRD0317S0 Hemimorphite Sample broken into approx. 12 pieces of various size. Clear Euhedral Hemimorphite crystals on deep red heavily oxidized material. Unknown 0 Ritter 154, 11 E
GRD0318S0 Nesosilicates Dumortierite in Quartz. California 0 Ritter 154, 11 E
GRD0319S0 Epidote Granular Epidote with Calcite from UCLA mineral collection Unknown 0 Ritter 154, 11 E
GRD031AS0 Titanite One large crystal of Sphene showing excellent parting due to twinning. Australia 0 Ritter 154, 11 E
GRD031BS0 Titanite Approximately 30 pieces of Sphene, primarily fractured pieces of green Sphene crystals. Brazil 0 Ritter 154, 11 E
GRD031CS0 Nesosilicates Two samples each with approx 15 pieces. One sample of subhedral Topaz crystals generally exhibiting a light blue color. One sample of Topaz with pinkish alteration clay. California 0 Ritter 154, 11 E
GRD031DS0 Zircon Two pieces of Zircon dominated granular mineral aggregate, other mineral(s) unidentified. Oklahoma 0 Ritter 154, 11 E
GRD031ES0 Zircon Single subhedral Zircon crystal. From UCLA mineral collection. Unknown 0 Ritter 154, 11 G
GRD031FS0 Nesosilicates Two anhedral Cerite crystals. Norway 0 Ritter 154, 11 E
GRD031GS0 Sorosilicates Sample consists of sand sized Bertrandite. Virginia 0 Ritter 154, 11 E
GRD031HS0 Nesosilicates Two samples. One chunk of massive Topaz from UCLA mineral collection approx 2x3x4 inches in dimension. Other sample one large piece with 2 smaller pieces of Topaz containing minor Sericite and trace Fluorite. Unknown 0 Ritter 154, 11 E
GRD031IS0 Datolite Approx 35 pieces of faint green/yellow Datolite. New Jersey 0 Ritter 154, 11 E
GRD031JS0 Almandine Subhedral Almandine with other unidentified minerals. New York 0 Ritter 154, 11 E
GRD031KS0 Olivine group Three large pieces of granular Olivine, one anhedral Olivine crystal, and a bag of loose sand sized Olivine crystals. Hawaii 0 Ritter 154, 11 E
GRD031LS0 Hemimorphite Four pieces of radiating acicular opaque white Hemimorphite. Mexico 0 Ritter 154, 11 E
GRD031MS0 Epidote Portions of Epidote crystals with some Tourmaline mixed in. Mexico 0 Ritter 154, 11 E
GRD031NS0 Epidote One large subhedral Epidote crystal. Mexico 0 Ritter 154, 11 E
GRD031OS0 Lawsonite Two small crystals of Lawsonite California 0 Ritter 154, 11 E
GRD031PS0 Datolite Large subhedral Datolite crystals. Massachusetts 0 Ritter 154, 11 E
GRD031QS0 Zircon group Cyrtolite with Uraninite, Clarkeite, Gummite, Uranophane. Aprrox 10 pieces. North Carolina 0 Ritter 154, 11 E