
Color
Brown
Crystal
Opal
Shipping & policies
- Estimated delivery Nov 13-24
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Australian Boulder Opal Raw Matrix Small Specimen Stone Country of Origin: Queensland, Australia 10-point scale of mineral hardness: 5.5 - 6.0 (10 - Hard, 1 soft) Treatment: Untreated, natural raw state Quantity: 1 boulder opal specimen. You will receive the exact gemstone shown in the photos. We have tried to capture the beautiful colour tones as best we can in a photograph. Size: Approx 1.8cm x 2.1cm x 2.7cm Weight: 7.8 grams, 41 carats Care has been taken to ensure that weights and measurements are as accurate as possible, however please do note that these are only approximate. These specimens are in their natural raw form and shedding of small crystals is normal. Natural inclusions, cracks and pockets are all visible and all part of the natural stone. Please handle with extra care. These stones have been photographed with water. Being wet brings out the maximum colour. Boulder opal is a rock that contains thin seams and patches of opal surrounded by or attached to its natural host rock.
Weight: 2.02 kg (4.46 lb)
SKU: CC-BoulderOpal-BO-74
Made in: United Kingdom
Ratings and reviews
Top Shop celebrates exceptional brands who have earned a 4.8+ rating over the last 12 months, fulfill orders quickly and smoothly, and maintain a fresh catalog.
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Fulfillment
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Communication
No reviews for Australian Rough Boulder Opal, 41ct Weight #74 yet.
Reviews for similar products from Calder Crystals: Spiritual Stone & Crystal
This is an absolutely stunning piece. Simply beautiful. Thanks for the very fast delivery as well.
This is an absolutely stunning piece. Simply beautiful. Thanks for the very fast delivery as well.
22. okt. 2026 • Melinda • Maidstone, United Kingdom
Absolutely gorgeous!
Absolutely gorgeous!
22. okt. 2026 • Melinda • Maidstone, United Kingdom
lovely
lovely
15. sep. 2026 • Stacy • Wellington, United Kingdom
nice quality the image gave a good representation
nice quality the image gave a good representation
15. sep. 2026 • Stacy • Wellington, United Kingdom
as good as the image showed
as good as the image showed
15. sep. 2026 • Stacy • Wellington, United Kingdom


















