Search Results

Sample Type is Sedimentary › Chemical › Carbonate

844 records | Download
IGSN Sample Type Notes Location Number Thin Sections Storage Location
GRD02C8S0 Chalk Small, white, powdery limestone. Some green stains (Cu minerals?). Poorly consolidated. Cut. France 0 Camp Elliott
GRD02C9S0 Chalk Decent-sized, white, powdery limestone. Poorly consolidated. Cut. France 0 Camp Elliott
GRD02CAS0 Chalk Decent-sized sample. Gritty. Yellow with a few grey spots. Minor amount of clear, crystalline calcite. France 0 Camp Elliott
GRD02CCS0 Micritic Limestone Decent-sized, fine-grained grey limestone with faint yellow stains. Unremarkable. Cut. France 0 Camp Elliott
GRD02CDS0 Micritic Limestone Decent-sized, fine grained, dark grey limestone with a small calcite veins. Cut. France 0 Camp Elliott
GRD02CES0 Shell Limestone Small sample of grey limestone with sparse bivalve shells. Not cut. France 0 Camp Elliott
GRD02CFS0 Micritic Limestone Small, dark grey limestone. Unremarkable. France 0 Camp Elliott
GRD02CPS0 Micritic Limestone Small sample of grey micrite with a few thin calcite veins. Not cut. France 0 Camp Elliott
GRD02CQS0 Micritic Limestone Small sample of grey-brown recrystallized limestone. Not cut. France 0 Camp Elliott
GRD02CRS0 Pelagic Limestone Small sample of cream-colored limestone with thin calcite veins. Not cut. France 0 Camp Elliott
GRD02CSS0 Micritic Limestone Small sample of light grey, laminated micrite. Not cut. France 0 Camp Elliott
GRD02CTS0 Boundstone Decent-sized sample of grey limestone containing radial corals. Cut. France 0 Camp Elliott
GRD02CUS0 Boundstone Decent-sized sample of grey limestone containing a few radial corals. Not cut. France 0 Camp Elliott
GRD02CVS0 Grainstone Decent-sized sample of limestone containing debris. Unremarkable. Not cut. France 0 Camp Elliott
GRD02CXS0 Grainstone Small pink crinoidal skeletal grainstone. Granular, recrystallized. Cut. France 1 Camp Elliott
GRD02CYS0 Pelletal Limestone Decent-sized sample of bedded grey limestone. France 1 Camp Elliott
GRD02CZS0 Packstone Skeletal packstone or wackestone. Decent-sized sample of dark grey and light grey mottled limestone. France 1 Camp Elliott
GRD02D0S0 Boundstone Very small sample. Light grey boundstone with calcite veins. France 1 Camp Elliott
GRD02D1S0 Dolostone Large sample. Micritic nodules in dolomite matrix. France 1 Camp Elliott
GRD02D2S0 Micritic Limestone Small sample of green micritic limestone. Radiolarians are visible with hand lense. France 1 Camp Elliott
GRD02D3S0 Dolostone Very small sample of dolostone with replaced, poorly preserved shells. France 1 Camp Elliott
GRD02D7S0 Grainstone Phosphatic granular coarse-grained grainstone with well-rounded micrite clasts, phosphate clasts, and partially to completely quartz-replaced carbonate grains. Quartz is euhedral to subhedral where replacing micrite. Cement is mixture of quartz, phosphate, and dolomite. Very interesting petrogenesis. See also W77-226. France 1 Ritter 154, 21 H
GRD02D8S0 Micritic Limestone Very small sample of micrite with abundant cross-cutting calcite veins. France 1 Camp Elliott
GRD02D9S0 Grainstone Fine pebble to granular micritic phosphorite with partial replacement of grains grains by phosphate or quartz. Rare forams replaced by quartz. All grains are well-rounded. See also W77-224. France 1 Ritter 154, 21 H
GRD02DAS0 Micritic Limestone Decent-sized sample of grey micrite with a few white spots. France 1 Ritter 154
GRD02DUS0 Dolostone Small clasts in a dark grey limestone matrix. Shelly, graded. Nevada 2 Ritter 154, 21 J
GRD02DYS0 Dolostone Light grey dolomite with abundant fractures. Original description: Roberts Mountains. Lone Mountain. Nevada 2 Ritter 154, 18 H
GRD02DZS0 Dolostone Mottled dolomite with white crystalline spots. Original description: Roberts Mountains dolomite with algal structure. Nevada 1 Ritter 154, 21 J
GRD02E0S0 Dolostone Small brown bedded sample. Original description: Lone Mountain Dolomite. Nevada 1 Ritter 154, 21 J
GRD02E2S0 Micritic Limestone Large pink sample with limestone nodules and ammonites. Rosso Ammonitico? Billet. 1 Ritter 154, 21 E