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Close-up of a stepped iridescent bismuth crystal resting against a smooth dark black background

About this photo

A sharply detailed bismuth crystal with characteristic stepped square spiral geometry displays vivid pink, gold, and blue iridescent sheen. This high-contrast mineral shot works well for science education materials, geology content, and decorative design projects.

Prompt: “iridescent bismuth crystal with stepped square spirals in pink, gold and blue on black” — AI-generated and reviewed for quality before listing.

Editor's note (8.5/10): Sharp, well-composed, and closely matches the brief, with only minor faint textural inconsistencies that are only visible on extremely close inspection.

Also searched as: iridescent mineral · stepped crystal · geology specimen · metal crystal

Direct file: 1152×1440 JPG

Using this photo — common questions

Can I use this iridescent bismuth crystal specimen photo for free, commercially?
Yes. This photo is licensed CC BY 4.0, so you can use it in commercial and personal projects — websites, ads, social media, videos and client work — at no cost. The one condition is the credit: “Iridescent Bismuth Crystal Specimen” by BudgetPixel AI (https://budgetpixel.com/images/iridescent-bismuth-crystal-specimen-e524b63c) — CC BY 4.0
What size is this photo?
The original is 1152×1440 pixels (JPG); it also downloads at 1280 px and 640 px on the long side. Its portrait shape suits phone wallpapers, Pinterest pins, Instagram and TikTok posts and magazine-style layouts.
Is this photo AI-generated?
Yes. It was generated by AI from the prompt “iridescent bismuth crystal with stepped square spirals in pink, gold and blue on black” and it passed an AI review for quality and safety before listing. The downloaded file carries the IPTC “AI-generated” marker and its licence details.
Where can I find more science images like this?
Browse the Science collection, see the similar images below, or describe the exact picture you need and generate it free on this page.

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Need a different take? Tweak the prompt and generate — free, no account

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Takes under a minute. Good results join the library for everyone, with their prompt.

Want it private, larger or edited? The image workshop generates with every model and keeps your images to your account. A free account comes with 300 credits a month.

Get images like this from your AI agent or your code

The whole library is searchable through the BudgetPixel MCP connector and the developer API, on every plan, Free included. A search costs 10 credits and returns each result's download link and credit line, so the 300 credits a free account gets every month cover 30 searches.

Ask your AI agent

Connect Claude, ChatGPT or Cursor to your BudgetPixel account once, with no API key, then ask in plain words:

Find a free stock photo like “Iridescent Bismuth Crystal Specimen” and give me the download link and its credit line.

Call the API

One request, with an API key from the developer console:

curl -G https://api.budgetpixel.com/v1/stock/images \
  --data-urlencode "query=iridescent bismuth crystal specimen" \
  -H "Authorization: Bearer $BUDGETPIXEL_API_KEY"

Nothing in the library fits? On any paid plan the same connector and API generate images to order, and the models also come as plugins for ComfyUI, WordPress and Cursor.