Skip to content

Next Show: Tucson Gem Show, January 2026

  • Shop
    • Collections
    • Opal Gemstones
    • Opal Specimens
  • About
    • About Us
    • Our People
    • Our Opal Mines
    • Our Process
    • Our Values
  • Learn
    • What is Boulder Opal?
    • The difference between a Gemstone and a Specimen
    • How do opal colours form?
    • What is the difference between black opal and boulder opal?
    • Definitions & Terms
    • What are wood replacement and crystal opals?
  • FAQ
    • Gift Cards
    • Shipping Information
    • Shipping Rates
  • Upcoming Events
  • Contact
Log in
    Broken River Mining
    • Shop
      • Collections
      • Opal Gemstones
      • Opal Specimens
    • About
      • About Us
      • Our People
      • Our Opal Mines
      • Our Process
      • Our Values
    • Learn
      • What is Boulder Opal?
      • The difference between a Gemstone and a Specimen
      • How do opal colours form?
      • What is the difference between black opal and boulder opal?
      • Definitions & Terms
      • What are wood replacement and crystal opals?
    • FAQ
      • Gift Cards
      • Shipping Information
      • Shipping Rates
    • Upcoming Events
    • Contact
    Log in Cart

    Item added to your cart

    News

    The 'Diamantina'

    The 'Diamantina'

    March 15, 2017

    Our opal specimen, the DIAMANTINA, was discovered on Mount Margaret Station, Eromanga, in Western Queensland, Australia. This beautiful opal specimen (along with all of Broken River Mining opals) is mined...

    Tucson Gem and Mineral Show 2017

    Tucson Gem and Mineral Show 2017

    March 8, 2017

    For all of those who visited us at either Kino Sports Complex or the Tucson Convention Centre (or both!) at the 2017 Tucson Gem and Mineral Show, thank you so...

    The 'Cooper'

    The 'Cooper'

    March 6, 2017

    Our opal specimen the COOPER was discovered on Mount Margaret Station, Eromanga, in Western Queensland, Australia in 2014.  The COOPER boulder came out of the ground as an 8 ft boulder with...

    Quick links

    • Search
    • Privacy Policy
    • Refund Policy
    • Terms of Service

    Thank you for visiting and supporting a small family business.

      Country/region

      • Australia (AUD $)
      • Canada (CAD $)
      • Denmark (DKK kr.)
      • Finland (EUR €)
      • France (EUR €)
      • Germany (EUR €)
      • Greece (EUR €)
      • Hong Kong SAR (HKD $)
      • Hungary (HUF Ft)
      • India (INR ₹)
      • Ireland (EUR €)
      • Italy (EUR €)
      • Japan (JPY ¥)
      • Kuwait (AUD $)
      • Malaysia (MYR RM)
      • Mexico (AUD $)
      • Netherlands (EUR €)
      • New Zealand (NZD $)
      • Norway (AUD $)
      • Philippines (PHP ₱)
      • Poland (PLN zł)
      • Portugal (EUR €)
      • Qatar (QAR ر.ق)
      • Saudi Arabia (SAR ر.س)
      • Singapore (SGD $)
      • South Korea (KRW ₩)
      • Spain (EUR €)
      • Sweden (SEK kr)
      • Switzerland (CHF CHF)
      • Taiwan (TWD $)
      • Thailand (THB ฿)
      • United Arab Emirates (AED د.إ)
      • United Kingdom (GBP £)
      • United States (USD $)
      Payment methods
      • American Express
      • Apple Pay
      • Google Pay
      • Mastercard
      • PayPal
      • Shop Pay
      • Union Pay
      • Visa
      © 2026, Broken River Mining Powered by Shopify
      • Choosing a selection results in a full page refresh.