roberto suarez-rivera director of schlumberger innovation ... · roberto suarez-rivera director of...

Laboratory Rock Characterization

Roberto Suarez-Rivera

Director of Schlumberger Innovation Center

Salt Lake City - Utah

March 21st, 2013

“Rocks matter”

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Presentation Highlights

• Sampling strategy

• Rock characterization

• High-resolution measurements

• Propagation of properties to other scales

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Sampling strategy

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OK OK

OK

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Sampling strategy

Rock Properties

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Rock characterization

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Rock characterization

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Quantitative Geology

Thermal profiler for

thermal conductivity

Strength profiler for

unconfined strength

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Example: Thermal Conductivity,

Unconfined Strength and CT-Number Thermal

Conductivity Unconfined Strength CT

Number

Core-HRA TC, UCS

Thermal Conductivity

Unconfined Strength

CT Number

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Example: X-Ray Fluorescence - Elemental

Composition Measurements

Elements Measured: Mg, Al, Si, P, S , Cl, K, Ca, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, As, Se, Rb, Sr, Zr, Mo, Ag, Cd, Sn, Sb, W, Hg, Pb, Bi, Th, U, and Le

● Lower Confidence ● Highest confidence

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Example: Ionic Ca++ Salt Content Measurements

Index # Color

1 Brown

2 Light Blue

3 Green

4 Yellow

5 Red

6 Black

HRA classification based on XRF data

Ionic Ca++ salt profile

Si content

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Distribution of XRF Elements in Core-HRA Classes

Index # Color

1 Brown

2 Light Blue

3 Green

4 Yellow

5 Red

6 Black

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Relationship with geology

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Quantitative geology and digital core

Texture Composition

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Propagation of properties to other scales

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Thank you