Queensland Minerals
A Summary of Major Mineral Resources, Mines and Projects, 2nd Edition
RIVERTON QUARRY
36003
19.3KM E OF BONSHAW, 220KM SW OF BRISBANE.
Date Recorded:
Descriptive Location:
Grid Reference:
Latitude  -29.0239 Longitude  151.4719
OPERATING
AMG Zone 56  351200 mE  6788400 mN
1:100 000 sheet Number and Name: 9139 ASHFORD
4/January/2006
Other Names for Deposit / Mine
Commodities
Size
Size Definition
LIMESTONE
LARGE
>10 000 000 tonnes LST
Production Details
Period:
31/12/1998
LIMESTONE
OTHER
206377.0 tonnes
Period:
1/07/1998
30/06/1999
to
LIMESTONE
CRUSHED ROCK
134369.0 tonnes
Period:
1/07/2000
30/06/2001
to
MARBLE
69.0 tonnes
LIMESTONE
CRUSHED ROCK
101478.0 tonnes
AGGREGATE
4232.0 tonnes
Period:
1/07/2001
30/06/2002
to
MARBLE
2.0 tonnes
LIMESTONE
CRUSHED ROCK
113442.0 tonnes
LIMESTONE
AGGREGATE / DECORATIVE AGGREGATE
364.0 tonnes
Period:
1/07/2002
30/06/2003
to
LIME
110927.0 tonnes
LIMESTONE
AGGREGATE / DECORATIVE AGGREGATE
7697.0 tonnes
Period:
1/07/2004
30/06/2005
to
LIMESTONE
CRUSHED ROCK
124477.0 tonnes
LIMESTONE
AGGREGATE / DECORATIVE AGGREGATE
351.0 tonnes
Published Reserves/Resources
INDICATED MINERAL RESOURCE
Company Report 7065 Published in 1979
400000000 Tonnes LIMESTONE
Resource figures listed above have been extracted from Company Annual reports or published literature.
Year 
Author
Published Reference  ID
Comments
Year Completed
Year Commenced
Major Mining Related Events 
Mining Operations
Comments
OPEN CUT MINING
UNDERGROUND MINING METHODS
SURFACE MINING METHODS
Tenure Type/Number
Company Name/Surname
SHARE
ML
50142
UNIMIN LIME (NSW) PTY LTD
100.00%
Host Rock/Cover Sequences
Structural Unit
Formation Name/Age
TEXAS SUBPROVINCE
Texas beds / CARBONIFEROUS to CARBONIFEROUS
Deposit Model
GENERAL ORE BODY MODEL
SEDIMENT-HOSTED DEPOSIT
DETAILED ORE BODY MODEL
LIMESTONE DEPOSIT
Mineralisation Age
LIMESTONE
DEVONIAN  to  CARBONIFEROUS
Comments
Three connected outcrops form this deposit. The limestone is light to dark grey in colour. Bulk surface samples gave average assays of 
55.7% CaO, 0.2% MgO, 0.17% SiO2, 0.01% Al2O3 and 0.01% Fe2O3.
Web Page
http://www.unimin.com.au