ROCK MECHANICS

Team J: Naadirah Custis, Deion Floyd

Introduction

Identifying Rocks Formation of Rocks Mine exploration Explosion/Drilling Rock sample preparation Physical Properties Rock Mechanical Testing Instrumentation

What is Rock Mechanics?

Rock Types

The 3 basic rock types are:Igneous MetamorphicSedimentary

Identifying Rocks

(Mamontoff.org)

(Geology.com)(Thinktank.org)

A) B)

C)

Formation of Rocks

A)

B)

C)

Mine ExplorationA)

B)

C)

Explosion/Drilling

A)

B)

C)

D)

Rock Sample Preparation

Coring Cutting Grinding

A)

B)D)

C)

Physical Properties

Density Water content Porosity

A)

B)

Rock Mechanical Testing

UCS Test Cerchar Test

A)

B)

Instrumentation

Rock Displacement LVDT

A)

B)

C)

Test Procedure

Test Procedure

Test Performing

00.10.20.30.40.50.60.70.80.9

-3 -2 -1 0 1 2

Dis

plac

emen

t (in

)

Voltage(Vol)

Calibration

Displacement (in)

0

0.005

0.01

0.015

0.02

0.025

0.03

0.035

0 20 40 60 80

Dis

plac

emen

t(in

)

Time(Seconds)

Gneiss

Voltage(Vol)

00.10.20.30.40.50.60.70.80.9

0 20 40 60 80

Dis

plac

emen

t(in

)

Time(Seconds)

Limestone

Displacement (in)

Mine Visit (Graymont)

1)

3)

2)

5)

4)

Why Rock Mechanics are Important?

(www.shinystyle.tv)

(www.world-nuclear.org)

(www.thekidswindow.co)

Acknowledgements

Dr. Jamal Rostami (Professor)(Grad student) Ebrahim FarohkMine Company (Graymont)SEEMS ProgramMs. Jody Markley (Director)Mr. Derek James (Assistant Director)Residential Staff/Teachers

Thank You!!!