Carbonate Sand Photomicrographs - Integrated Exploration Services, Inc.

Carbonate Sand Photomicrographs

Carbonate sand limestone (grainstone fabric), with open intergranular, intercrystalline, leached grainmoldic, & intragranular porosities (photographed in plane polarized light and under crossed nicols with gypsum plate).

Carbonate sand limestone with miliolid forams and open intergranular and leached grainmoldic porosities. (plane polarized light)

Carbonate sand limestone with miliolid forams and open intergranular and leached grainmoldic porosities. (under crossed nicols with gypsum plate)

Carbonate sand limestone with intraclasts, coated fossil fragments, and open intergranular and leached grainmoldic porosities. (plane polarized light)

Carbonate sand limestone with intraclasts, coated fossil fragments, and open intergranular and leached grainmoldic porosities. (under crossed nicols with gypsum plate)

Carbonate sand limestone with intraclasts, coated fossil fragments, and open intergranular and leached grainmoldic porosities. (plane polarized light)

Carbonate sand limestone with intraclasts, coated fossil fragments, and open intergranular and leached grainmoldic porosities. (under crossed nicols with gypsum plate)

Carbonate sand limestone with intraclasts and open intergranular and leached grainmoldic porosities. (plane polarized light)

Carbonate sand limestone with intraclasts and open intergranular and leached grainmoldic porosities. (under crossed nicols with gypsum plate)

Fossil fragmental, pelletoidal, carbonate sand limestone with open intergranular and leached grainmoldic porosities. (under crossed nicols with gypsum plate)

Pelletoidal carbonate sand limestone with solid hydrocarbon residue (black), partially occluding intergranular/micro-intercrystalline porosity. (plane polarized light)

Pelletoidal carbonate sand limestone (calcite stained red with alizarin red S) with solid hydrocarbon residue (black), partially occluding intergranular/micro-intercrystalline porosity. (plane polarized light)

Pelletoidal carbonate sand limestone with solid hydrocarbon residue (black), partially occluding intergranular/micro-intercrystalline porosity. (plane polarized light)

Fossil fragmental, pelletoidal, carbonate sand limestone with miliolid forams, pellets, and open intergranular and leached grainmoldic porosities. (plane polarized light)

Recrystallized, fossil fragmental carbonate sand limestone pelecypod fragments and open intergranular and leached grainmoldic porosities. (under crossed nicols with gypsum plate)

Recrystallized carbonate sand limestone with miliolid forams and open intergranular and leached grainmoldic porosities. (plane polarized light)

Same as previous photomicrograph, but under crossed nicols with gypsum plate.

Fossil fragmental, pelletoidal, carbonate sand limestone with bryozoan fragment and open intergranular and intragranular porosities. (plane polarized light)

Fossil fragmental, pelletoidal, carbonate sand limestone. Same as previous photomicrograph, but under crossed nicols with gypsum plate.

Same as previous photomicrograph, but under higher magnification with micritized pellets and open intergranular porosity. (plane polarized light)

Recrystallized carbonate sand limestone with micritized pellets and open intergranular and leached grainmoldic porosities. (plane polarized light)

Recrystallized, fossil fragmental carbonate sand limestone with pelecypod fragments and open intergranular and leached grainmoldic porosities. (under crossed nicols with gypsum plate, and UV epifluorescence)

Recrystallized carbonate sand limestone with leached grainmoldic porosity. (under crossed nicols with gypsum plate, and UV epifluorescence)

Recrystallized carbonate sand limestone with micritized pellets and open intergranular and leached grainmoldic porosities. (plane polarized light)

Recrystallized carbonate sand limestone with open intergranular and leached grainmoldic porosities. (under crossed nicols with gypsum plate)

Slabbed Core Photographs

Sligo Fm. bimodal rudist carbonate sand reservoir lowstand deposit, with leached grainmoldic and micro-intercrystalline porosities in medium-very coarse grainstone matrix containing solid hydrocarbon residue (black). Photo of 2.5″ wide slabbed core photographed under reflected light.

Sligo Fm. bimodal rudist carbonate sand reservoir lowstand deposit, with leached grainmoldic and micro-intercrystalline porosities in medium-very coarse grainstone matrix containing solid hydrocarbon residue (black). Photo of 2.5″ wide slabbed core with reflected light.

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