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 8-page instruction manual.
THE MARJEX CORE FRAME
Designed and made by Roger Marjoribanks.
Cost (frame only) AU$600 + GST (if appropriate)
Please apply for cost and availability of box and kit
Enquiries to Roger Marjoribanks