Core Orientation Frames
FEATURES:
- Compact folding core frame with inbuilt azimuth and inclination scales.
- 80% of core surface available for observation and measurement
- Bottom of hole line visible from below for accurate positioning of core
- Suunto™ A10 oil-filled compass with rotating bezel
- Measures 38 x 8 x 7 cms and weighs 900g.
- Easily fits in to suitcase or field pack
- Hand crafted from Australian hardwood, brass and rubber. Finished in 4 coats marine varnish.
- Accepts core diameters BQ-PQ and lengths from 10cm-50cm. Also accepts sawn half-core.
For clarity in the illustrations, a model of HQ diameter diamond drill core (63.5mm diameter) has been used. Surface lines mark bedding and an oblique penetrative cleavage. A brass rod marks the core axis.

Core sits proud of frame allowing for easy observation and measurement of 80% of core surface.

Bottom of Hole (BOH) line can be accurately positioned by sighting from below

Core frame with wooden storage box, Blu Tac™, extension rods, extension planes, dripper bottle and instruction manual.
THE MARJEX CORE FRAME
Designed and made by Roger Marjoribanks.
Frame AU$650 + GST (where appropriate)
Storage box AU$150 + GST (where appropriate)
Enquiries to Roger Marjoribanks
Download Core Frame Instruction Manual
NOTE
DYNAMICSGEX and WESTERNEX both manufacture supply core orientation frames. Try these links if you wish to compare features and prices with my model.