Liebermannite is an extremely rare high-pressure silicate mineral identified primarily in shocked meteorites. It typically occurs as microscopic inclusions within impact melt veins, often associated with other high-pressure phases like stishovite.

Hardness
6-7
Mohs
Transparency
Transparent

Is this liebermannite?

3-step field check

Run through these checks against the specimen in your hand. The more boxes tick, the more confident the ID.

  • 1
    Test the hardness
    Try to scratch liebermannite with a known reference. Liebermannite sits at Mohs 6-7, softer than the next harder reference, harder than the previous one.
  • 2
    Match the color range
    Compare against the expected color range: colorless.
  • 3
    Look at form & habit
    Crystal system: tetragonal. Typical habit: prismatic crystals.

Often confused with

Liebermannite vs. its common look-alikes, and how to tell them apart in the field.

Often found alongside liebermannite

Minerals reported to co-occur with liebermannite. Spotting these in float or country rock is a strong cue you are in the right ground.

All properties

Chemical formula
KAlSi₃O₈
Mohs hardness
6-7
Density
3.98 g/cm³
Colors
Transparency
Transparent
Crystal system
Tetragonal
Crystal habit
Prismatic crystals
Rarity
Rare
Uses
Collector
Host rock
Shock-generated, high-pressure mineral formed via solid-state transformation of primary igneous K-feldspar in a Martian-enriched basaltic shergottite meteorite

Where rockhounds find liebermannite

Classic worldwide localities

  • Wabar Craters, Saudi Arabia

Field-hunting tip

Where it forms: Shock-generated, high-pressure mineral formed via solid-state transformation of primary igneous K-feldspar in a Martian-enriched basaltic shergottite meteorite. If you start seeing lingunite, silica, ilmenite in float, you are in the right ground. Typical habit: prismatic crystals. Train your eye for that shape before scanning the outcrop.

Common questions

How do you identify liebermannite?+
Mohs hardness is 6-7. Common colors include colorless.
Where is liebermannite found?+
Notable localities include Wabar Craters, Saudi Arabia.
What rocks look like liebermannite?+
Liebermannite is most often confused with Hollandite, Cryptomelane. A quick hardness test and a streak check separate the look-alikes faster than color alone.
What minerals are found with liebermannite?+
Liebermannite commonly co-occurs with Lingunite, Silica, Ilmenite, Baddeleyite, Augite-pigeonite, Maskelynite. Spotting any of these in float or country rock is a useful trip signal.
What kind of rock does liebermannite form in?+
Where it forms: Shock-generated, high-pressure mineral formed via solid-state transformation of primary igneous K-feldspar in a Martian-enriched basaltic shergottite meteorite. Working float back to the host body is the standard way to chase a fresh occurrence.
What is liebermannite used for?+
Liebermannite is used in collector.

Find liebermannite on the map

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