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A blast at a Boral quarry in Victoria was recently described as a minor earthquake.

News
Routine quarry blast mistaken for earthquake

A controlled blast at a basalt quarry in Ballarat, Victoria was recently mistaken for an earthquake by federal body Geoscience Australia. Read more »
In beach replenishment, a dredge off-shore will normally pump a water sand slurry through large pipes onto the beach.

Geology
Where the sand meets the sea

Natural sand is a diminishing resource around the world, but still in enormous demand. The dwindling of sand supplies is most noticeable on beaches worldwide. Bill Langer discusses how onshore sand quarries may in the future provide some salvation for preserving and rehabilitating our shrinking coastlines. Read more »

Conveying
2016 Quarry planning feature

The planner and operator can maximise a quarry’s strategic value over the whole of its working life.

Conveying
Planning more than just a one-step process

Why is planning in the quarrying industry growing more complex? Damian Christie reports.  Read more »
Paul Wostov believes his technology could bore 10 times deeper than traditional drills. Image courtesy: Paul Rivenberg.

News
This is not a drill: new tech “melts” rock

New technology that bores holes in rock by melting or vaporising it could one day provide an alternative to traditional drilling, according to researchers. Read more »
A chainsaw blade tipped with diamond cutting segments is one of the tools used to quarry Portland dimension stone. Image courtesy: <em>Dorset Echo.</em>

News
Urban encroachment doesn’t stop quarry

An innovative underground quarry operation has allowed valuable dimension stone to be extracted while urban life continues above. Read more »
The new library features a drill core viewing area.

News
New rock drill core library opens

A newly constructed, state of the art facility will soon provide access to more than 100 years of geological information. Read more »
Blasted rock at Boral Deer Park Quarry. Note finer material in worked face on left compared with coarser “crust” on right.

Crushing
Fragmentation analysis opens way for new plant design

A quarry plant replacement project in Melbourne’s western suburbs has cleared its first hurdle thanks to a proprietary fragmentation analysis software program developed by a blasting specialist. Graham Gordon reports. Read more »
USG’s Plaster City gypsum quarry was selected as the site of the Planetary Deep Drill’s first field tests.

News
Space drill tested at gypsum quarry

A gypsum quarry has been used to test a prototype space drill that scientists hope will one day reveal the sub-surface secrets of other planets. Read more »
The fully operational model crushes actual quarried stone sourced from a local site. Image credit: The Advocate.

News
Working model quarry delights young and old

A working model of a quarry will be exhibited next month, providing the general public with an accessible way to understand the extractive industries. Read more »


 

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