Mexico

Clear Hyalite Opal on Porous Brown Matrix | Mexico

SKU · B8S1179
$35.00
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A clear hyalite cap sits along the upper edge of a strongly porous brown matrix.

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Authenticity guaranteed
Hand-examined + numbered
Worldwide shipping
Insured tracked delivery
Display-ready
Acrylic base included
14-day return
No-questions return window

Specimen details

MineralOpal
LocalityMexico
Crystal system
Chemical formulaSiO2·nH2O
Dimensions2.0 cm × 1.0 cm × 2.0 cm
Weight10 g
ColorClear;Brown
SpeciesHyalite Opal
MaterialHyalite Opal
ConditionNo damage on display faces

About this specimen

A clear hyalite cap sits along the upper edge of a strongly porous brown matrix. Rounded transparent growths merge across the top, catching curved highlights, while the much larger lower portion exposes holes and rough earthy surfaces. The cap is asymmetrical rather than evenly centered.

Compared with a fully coated specimen, this piece shows more of its bare matrix. The clear mineral projects slightly beyond one side, making the boundary between opal and rock easy to follow. The hyalite is reported to fluoresce green, while its daylight appearance is a small clear area above brown matrix.

Locality: Mexico. Weight: 10 g (0.35 oz). Dimensions: 2 × 1 × 2 cm (20 × 10 × 20 mm; 0.79 × 0.39 × 0.79 in).

Weight and dimensions refer to the specimen alone, excluding the display base. Any display base shown with the specimen is included.

The specimen pictured is the individual piece offered.

About Opal

Opal is a mineraloid / tectosilicate mineral prized by collectors for its exceptional color range, with known Chinese sources.

Learn more about Opal in our encyclopedia

About Mexico

Explore MyMineralBox specimens cataloged from Mexico. Each listing shows the exact specimen offered with individual photographs, dimensions, weight, and recorded locality details.

More specimens from this locality

Frequently asked questions

Will I receive the exact specimen shown?

Yes. Every specimen is a single, one-of-a-kind piece, and the photographs show the exact item you will receive — never a stock photo.

Is this Opal natural?

Yes — specimens like this form naturally. As is standard in the trade, some pieces are gently cleaned or trimmed; we photograph the actual specimen and describe its origin and condition conservatively.

How is it packed and shipped?

Orders ship worldwide with fully insured, tracked delivery, carefully packed to protect fragile crystals. A display base is included.

Can I return it?

Yes — there is a 14-day return window.

What collectors say

★★★★★4.97· Verified reviews
Clear Hyalite Opal on Porous Brown Matrix | Mexico
Clear Hyalite Opal on Porous Brown Matrix | Mexico
$35.00