Small wonders

Dust particle vs Pollen grain

What are they, and what does the difference actually look like?

Two things. One honest scale.

Meet the pair

What these two things are

Dust particle

Dust is a mixture of tiny solid particles from sources such as soil, fibres, skin and pollen.

10 µmCharacteristic size

Pollen grain

A pollen grain carries the male reproductive cells of a seed-producing plant.

30 µmCharacteristic size

Pollen grain has about 3 times the characteristic size of Dust particle.

True scale
01
Dust particle10 µmCharacteristic size
02
Pollen grain30 µmCharacteristic size
Both marked spans share one linear scale. Artwork keeps its proportions; poses and surface detail are illustrative.
Measurements, assumptions & sources +

Dust particle

A chosen 10 µm particle. Dust is a mixture, not a single size or material.

University of Utah — Cell size and scale

The marked characteristic size is calibrated. Unmeasured illustration details are representative.

Pollen grain

A chosen 30 µm pollen grain. Plant species produce very different grains.

University of Utah — Cell size and scale

The marked characteristic size is calibrated. Unmeasured illustration details are representative.

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Measurement details

Why these numbers?

The visual compares characteristic size with characteristic size. The records below preserve each value’s basis and caveats.

Dust particle

10 µm

Characteristic size · representative

A chosen 10 µm particle. Dust is a mixture, not a single size or material.

Pollen grain

30 µm

Characteristic size · representative

A chosen 30 µm pollen grain. Plant species produce very different grains.

Comparing
Characteristic size ↔ Characteristic size
Relative size
Pollen grain is larger on this measurement by a factor of about 3. Pollen grain's selected measurement is approximately 200% greater than Dust particle's.

How to read the visual

The labelled spans and stored measurements determine the scale; unmeasured illustration details do not.

  • Dust particle is labelled representative; treat the displayed value as a comparison anchor rather than false precision.
  • Pollen grain is labelled representative; treat the displayed value as a comparison anchor rather than false precision.

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