Luca Esposito

Minerals Auction (A Collector’s Journey into Natural Wonders)

Natural Crystal Opal
Specimen
Ethiopia
Play of Color 
37,8 cts 
30 x 25 x 9 mm
No treatment 

Pictures are made with lamp/LED light and in wet condition. 

Shipping: 
Well packed with track & trace and insured.

Natural Crystal Opal
Specimen
Ethiopia
Play of Color 
37,8 cts 
30 x 25 x 9 mm
No treatment 

Pictures are made with lamp/led-light and in wet condition. 

Shipping: 
Well packed with track&trace and insured. 



Our expert provides this estimate to guide you when you’re bidding. It’s based on expected demand and the unique characteristics of the object, like quality, rarity, or ownership history. We can’t guarantee the object will sell, resell or be appraised for this amount.

37ct Crystal Opal Rough- 7.4 g

Ethiopia

The Netherlands

verified

Verified

Main mineral

Mineral form

Weight

Country of origin

Natural crystal opal rough from Ethiopia, weighing 7.4 g (about 37 ct), dimensions 30 × 25 × 9 mm, displaying play of color with no treatment.

37ct Crystal Opal Rough- 7.4 g

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Natural crystal opal rough from Ethiopia, weighing 7.4 g (about 37 ct), dimensions 30 × 25 × 9 mm, displaying play of color with no treatment.

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