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469.75ct Raw Crystal Nobby Specimen
Regular price
$14,500.00
AUD
Weight 4.55 CT
Dimensions 45.25x42.65x46.45mm
Body Tone N5 Dark
Brightness B2 Moderately Bright
Cut Rough Nobby
Dome High
Pattern Flagstone
Predominant Colours Green, Cyan, Purple
Opal Origin Lightning Ridge, Crystal Nobby
SKU OHA-26-SP-0002
There are pieces you acquire and pieces you discover. This is the latter.
A 469.75ct raw Lightning Ridge crystal nobby, straight out of the ground. Teal, cyan, blue, green and violet play of colour rolling deep through the body of the opal. Beneath all of it, a red glow that radiates through the crystal like light through stained glass. This is not surface brightness. The colour lives inside this piece.
It opens from multiple angles. Surface windows on different faces of the stone each reveal a different world. The flagstone pattern organises itself across the face in defined plates and vertical bars — and there is something almost architectural about what you find when you look closely. A rhythmic structure, like the curve of a smile caught in silica and light. The colour rolls and shifts as the light moves across it. It is the kind of detail that stops people mid-sentence. A reminder of what nature is capable of when left to its own devices over millions of years.
It has not been cleaned. What you are seeing here is the floor, not the ceiling.
Crystal nobbies of this size with flagstone pattern, colour coverage and depth of this quality are genuinely rare. Most large specimens carry potch or ironstone that dilutes what the opal is doing. This piece does not hide. Every angle earns its attention.
This is a collector's acquisition. A display piece. Something that improves with time and attention. Once cleaned, this specimen will reveal more of what it already clearly holds.
Authentic. Rare. Unforgettable.
Body tone scale
The Body Tone Scale measures the lightness or darkness of an opal’s background, ranging from white to black. To use it, place your opal face-up on the chart and slide it along until its tone matches one of the reference samples, helping you accurately determine its body tone grade.
The Body Tone Scale measures the lightness or darkness of an opal’s background, ranging from white to black. To use it, place your opal face-up on the chart and slide it along until its tone matches one of the reference samples, helping you accurately determine its body tone grade.
Brightness scale
The Brightness Scale measures the intensity and vibrancy of an opal’s play of colour, indicating how strongly the colours appear under light. To use the scale, place your opal face-up on the chart and move it along until its brightness most closely matches one of the reference levels. This helps you accurately assess the opal’s overall brilliance and visual impact.
The Brightness Scale measures the intensity and vibrancy of an opal’s play of colour, indicating how strongly the colours appear under light. To use the scale, place your opal face-up on the chart and move it along until its brightness most closely matches one of the reference levels. This helps you accurately assess the opal’s overall brilliance and visual impact.
B5
Vivid
B4
Very Bright
B3
Bright
B2
Moderately Bright
B1
Subdued
Please note:
This Body Tone and Brightness Scale is intended as a general reference only. Any decisions made using this guide are at the user's discretion and no liability is assumed. For most accurate results, laser print this guide on Artboard 350gsm paper stock or similar.
Specimen Information
All orders dispatched within 3 to 5 business days. Free shipping on online store orders over $199 AUD for Australia and New Zealand. Worldwide shipping available to every destination. Please ensure your delivery address and contact details are correct at checkout. Orders are dispatched to the address provided.
All shipments are declared at full value.
Online store purchases come with a 14 day satisfaction guarantee. If you are not happy contact us immediately. Once material has been altered, modified, or damaged in any way it is no longer eligible for return.
For full details visit our FAQ or contact us.
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