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Evidence-led Atlas · BOU004Stable field context and time-sensitive visitor guidance are separated. No map boundary, mine status or access permission is inferred.
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BOU / Field records · BOU011

Queensland boulder-opal fields & visitor evidence

Eight locality records separate durable geology/history from current official visitor guidance. A field name, old mine, tourism description or historical lease never implies present access permission.

Browse Boulder Opal Universe sections

Current visitor baseline · checked 2026-09-11

Rules first, locality second.

Use these official pages to re-check licensing, land permission, safety and live road information before acting on any locality record.

Licence · current official page

Current fossicking licence required

Queensland says fossickers require a current fossicking licence. A camping permit is separate and applies where camping rules require it.

Open current licence/permit guidance

Source updated 13 Aug 2026 · checked 2026-09-11

Permission · current official page

Field name is not permission

Where land is not specified fossicking land, written landholder consent and relevant mining-tenure permissions can be required. BOU never converts a locality label into access permission.

Open current land/permission guidance

Source updated 19 Jun 2025 · checked 2026-09-11

Safety · current official page

Old workings are hazards, not attractions

Queensland safety guidance says never enter old underground workings and warns that mine dumps and excavations can be unstable.

Open current safety guidance

Source updated 8 Jul 2024 · checked 2026-09-11

Travel · live official service

Check roads immediately before travel

BOU does not publish live road status. QLDTraffic states road conditions may change rapidly; use its live service or 13 19 40 for current information.

Open QLDTraffic

Live service link checked 2026-09-11

documented regional centre

Winton

Winton is one of the main Queensland opal mining and wholesale centres identified by Geoscience Australia.

Record type
town and field hub
Visitor layer
Current government regional profile

Sources · BOU-SRC-001 · BOU-SRC-002 · BOU-SRC-003

Open field record
documented field/trading centre

Quilpie

Quilpie is a major Queensland boulder-opal mining and trading centre in the western opal fields.

Record type
town and field hub
Visitor layer
Current government regional profile

Sources · BOU-SRC-001 · BOU-SRC-002 · BOU-SRC-007

Open field record
official fossicking area + field research

Yowah

Yowah is a western Queensland boulder-opal locality noted for ironstone concretions known as Yowah nuts.

Record type
town and field
Visitor layer
Official fossicking area

Sources · BOU-SRC-002 · BOU-SRC-004 · BOU-SRC-007

Open field record
research field record

Koroit

GIA places Koroit in the Cunnamulla Mineral District about 77 km north-northeast of Eulo.

Record type
opal field
Visitor layer
Research-only access boundary

Sources · BOU-SRC-007 · BOU-SRC-008

Open field record
official designated fossicking land

Opalton

Queensland Government describes the Opalton field as one of Queensland’s largest and most extensively worked opal deposits.

Record type
opal field and designated fossicking land
Visitor layer
Official designated fossicking land

Sources · BOU-SRC-005

Open field record
official designated fossicking lands

Toompine

Duck Creek and Sheep Station Creek designated fossicking lands are in the Toompine opal fields.

Record type
opal field with designated fossicking lands
Visitor layer
Official designated fossicking lands

Sources · BOU-SRC-006

Open field record
regional context

Eulo

Geoscience Australia describes Queensland boulder-opal localities as extending from the Eulo and Cunnamulla district north-west toward Kynuna.

Record type
regional reference
Visitor layer
Regional reference only

Sources · BOU-SRC-001 · BOU-SRC-007

Open field record
regional extent reference

Kynuna

Queensland Government and Geoscience Australia use Kynuna as a northern extent reference for the western Queensland boulder-opal belt.

Record type
regional extent reference
Visitor layer
Regional extent only

Sources · BOU-SRC-001 · BOU-SRC-003

Open field record

Comparison

What kind of evidence does each route carry?

The table compares publication scope, not gem quality, rarity, mine productivity or investment value.

LocalityBOU record typeVisitor-information layerCore sources
Wintontown and field hubCurrent government regional profileBOU-SRC-001 · BOU-SRC-002 · BOU-SRC-003
Quilpietown and field hubCurrent government regional profileBOU-SRC-001 · BOU-SRC-002 · BOU-SRC-007
Yowahtown and fieldOfficial fossicking areaBOU-SRC-002 · BOU-SRC-004 · BOU-SRC-007
Koroitopal fieldResearch-only access boundaryBOU-SRC-007 · BOU-SRC-008
Opaltonopal field and designated fossicking landOfficial designated fossicking landBOU-SRC-005
Toompineopal field with designated fossicking landsOfficial designated fossicking landsBOU-SRC-006
Euloregional referenceRegional reference onlyBOU-SRC-001 · BOU-SRC-007
Kynunaregional extent referenceRegional extent onlyBOU-SRC-001 · BOU-SRC-003

Rules + safety

Current Queensland guidance stays separate.

BOU checked the current licence page on 10 September 2026. Older area pages are shown with their own update dates rather than being silently treated as current.

Field ↔ specimen truth table

Only documented links become provenance links.

Most field routes currently provide geology/history and visitor context only. That is intentionally different from saying a cabinet specimen came from that field.

No specimen provenance link

Winton

No current cabinet specimen carries a documented provenance link to this field.

No current cabinet specimen is assigned to this field. Geological/history context must not be presented as specimen provenance.

Documented specimen link published

Quilpie

Open documented specimen

Only the listed source-documented specimen record(s) inherit this field link. The field page does not assign other specimens to this locality.

Documented specimen link published

Yowah

Open documented specimen

Only the listed source-documented specimen record(s) inherit this field link. The field page does not assign other specimens to this locality.

No specimen provenance link

Koroit

No current cabinet specimen carries a documented provenance link to this field.

No current cabinet specimen is assigned to this field. Geological/history context must not be presented as specimen provenance.

No specimen provenance link

Opalton

No current cabinet specimen carries a documented provenance link to this field.

No current cabinet specimen is assigned to this field. Geological/history context must not be presented as specimen provenance.

No specimen provenance link

Toompine

No current cabinet specimen carries a documented provenance link to this field.

No current cabinet specimen is assigned to this field. Geological/history context must not be presented as specimen provenance.

No specimen provenance link

Eulo

No current cabinet specimen carries a documented provenance link to this field.

No current cabinet specimen is assigned to this field. Geological/history context must not be presented as specimen provenance.

No specimen provenance link

Kynuna

No current cabinet specimen carries a documented provenance link to this field.

No current cabinet specimen is assigned to this field. Geological/history context must not be presented as specimen provenance.

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