KENTUCKY-TENNESSEE CLAY COMPANY -- OLD MINE 4  -- -
<pre>=====================  Product Identification  =====================

Product ID:OLD MINE 4
MSDS Date:11/11/1985
FSC:NIIN:Submitter:F BT
Status Code:A
=== Responsible Party ===
Company Name:KENTUCKY-TENNESSEE CLAY COMPANY
Box:449
City:MAYFIELD
State:KY
ZIP:42066
Country:US
Info Phone Num:502-247-3061
Emergency Phone Num:502-247-3061
CAGE:TO502
=== Contractor Identification ===
Company Name:KENTUCKY-TENNESSEE CLAY COMPANY
Box:449
City:MAYFIELD
State:KY
ZIP:42066
Country:US
Phone:502-247-3061
CAGE:TO502

=============  Composition/Information on Ingredients  =============

Ingred Name:FREE SILICA QUARTZ
CAS:14808-60-7
RTECS #:VV7330000
Minumum % Wt:5.
Maxumum % Wt:30.
OSHA PEL:SEE TABLE Z-3
ACGIH TLV:0.1 MG/M3

=====================  Hazards Identification  =====================

Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Health Hazards Acute and Chronic:INHALATION: LONG TERM EXPOSURE TO DUST
    & FREE SILICA IN CONCENTRATIONS HIGHER THAN RECOMMENDED PEL/TLV MAY
    CAUSE SILICOSIS.
Effects of Overexposure:MAY CAUSE SILICOSIS.

=======================  First Aid Measures  =======================

First Aid:EYES: FLUSH THOROUGHLY W/WATER. OBTAIN MEDICAL ATTENTION IN
    ALL CASES.

=====================  Fire Fighting Measures  =====================

Flash Point:NON-FLAMMABLE
Extinguishing Media:NON-FLAMMABLE

==================  Accidental Release Measures  ==================

Spill Release Procedures:CLEAN UP & COLLECT, MINIMIZING EXCESSIVE DUST.

======================	Handling and Storage  ======================

Other Precautions:MINIMIZE DUST GENERATION & EXPOSURE. DON'T BREATH
    DUST. TLV & TWA SHOULD NOT EXCEED TLV.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:IF DUST CONCENTRATIONS EXCEED RECOMMENDED
    PERMISSIBLE EXPOSURE LIMITS, USE NIOSH APPROVED DUST RESPIRATORS.
    IF SPRAYING COATINGS USE NIOSH APPROVED DUST/MIST RESPIRATORS.
Ventilation:LOCAL EXHAUST/OTHER VENTILATION THAT WILL REDUCE DUST
    CONCENTRATIONS TO LESS THAN PEL IS RECOMMENDED. USE ADEQUATE
    VENTILATION IF SPRAYING COATINGS.
Eye Protection:TIGHT FITTING GOGGLES IF HIGH DUST CONCENTRATIONS EXIST.
Other Protective Equipment:NOT REQUIRED.
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING & SHOES
    BEFORE REUSE.
Supplemental Safety and Health
MANUFACTURERS WHO CRUSH & GRIND CERAMIC BODIES FIRED TO HIGH
    TEMPERATURES SHOULD RECOGNIZE POSSIBLE PRESENCE OF
    TRIDYMITE/CRISTOBALITE WHICH HAVE GREATER HEALTH HAZARDS THAN
    QUARTZ.

==================  Physical/Chemical Properties  ==================

Spec Gravity:2.40-2.65
Solubility in Water:NEGLIGIBLE
Appearance and Odor:EARTHY ODOR WHEN WET, RAW COLOR GRAY
Percent Volatiles by Volume:NONE

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
NONE
Stability Condition to Avoid:HIGH TEMPERATURES.
Hazardous Decomposition Products:WHEN EXPOSED TO HIGH TEMP, FREE QUARTZ
    CAN CHANGE CRYSTAL STRUCTURE TO FORM TRIDYMITE ABOVE
    1598F/CRISTOBALITE ABOVE 2678F.

====================  Disposal Considerations  ====================

Waste Disposal Methods:ANY APPROVED SOLID WASTE DISPOSAL INCLUDING
    BURIAL. DISPOSE OF IN ACCORDANCE W/LOCAL, STATE & FEDERAL
    REGULATIONS.

=======================  Other Information  =======================

 Disclaimer (provided with this information by the compiling agencies):
 This information is formulated for use by elements of the Department
 of Defense.  The United States of America in no manner whatsoever,
 expressly or implied, warrants this information to be accurate and
 disclaims all liability for its use.  Any person utilizing this
 document should seek competent professional advice to verify and
 assume responsibility for the suitability of this information to their
 particular situation.