Fine minerals & collector specimens
Avalon Crystals &Minerals
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Green fluorite crystals with purple colour zoning on a grey background

Exceptional Natural Mineral
Specimens

Shop natural mineral specimens from Avalon Crystals & Minerals in Crewkerne, Somerset. We personally select every specimen on this site, from thumbnails to museum-size pieces, from localities around the world.

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Authentic specimensNatural and honestly described
Locality-ledOrigin stated wherever known
Personally selectedChosen in Somerset
Carefully packedSecure UK and worldwide delivery

Fresh from Avalon

New Arrivals

New specimens arriving from 22 October 2026. New Arrivals are excluded from the 50% sale. Browse the mineral categories for the full collection.

Size uses the longest recorded dimension. Sold prices are archive prices.

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Origins & global sourcing

Every specimen begins with a place.

Avalon works with trusted contacts, long-established suppliers and respected dealers around the world. Particular strengths include Chinese fluorite, quartz, stibnite and garnet, alongside fine material from Brazil, India, Europe and the United Kingdom.

Mine and regional information is recorded wherever known, preserving the geological story that gives a mineral its collector value.

Our sourcing approach

The Avalon standard

Fine minerals,
clearly presented.

01

Specimen-first photography

Clear, consistent photographs designed to show the actual colour, form and display character of each mineral.

02

Useful collector details

Weight, dimensions, mineral association, locality and visible condition are included wherever available.

03

Personal service

We answer questions directly, with additional photographs and honest guidance available before purchase.

Independent in Somerset

A collection built from a lifelong connection to stone and the land.

Avalon Crystals & Minerals is an independent UK mineral business based in Crewkerne, Somerset. It brings practical knowledge, careful sourcing and a genuine appreciation of geology to every piece offered.

From serious cabinet specimens to distinctive natural display pieces, the aim is simple: to offer authentic minerals with beauty, presence and a story worth preserving.

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Looking for something particular?

Ask about unlisted stock.

Many specimens are available before they reach the website. Tell us the mineral, locality, size or budget you have in mind.

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Customer reviews

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See what customers have shared about Avalon. If you have bought a specimen from us, you are welcome to share your experience on Google too.

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Fine specimens and mineral stories.