Låvenite is a rare zirconium-rich silicate mineral primarily found in silica-undersaturated alkaline pegmatites. It is typically identified by its prismatic, yellowish to brownish crystals and its association with other rare zirconium and titanium minerals in complex igneous environments.

Hardness
5-6
Mohs
Luster
Vitreous to greasy
Streak
Yellow
Transparency
Transparent to translucent

Is this låvenite?

5-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 låvenite with a known reference. Låvenite sits at Mohs 5-6, softer than the next harder reference, harder than the previous one.
  • 2
    Check the streak
    Drag the specimen across an unglazed porcelain plate. Streak: yellow.
  • 3
    Read the luster
    Hold the specimen under a strong light. Luster: vitreous to greasy.
  • 4
    Match the color range
    Compare against the expected color range: colorless, light yellow, dark yellow, brown, brownish red.
  • 5
    Look at form & habit
    Crystal system: monoclinic. Typical habit: pistolitic, radial, tabular.

Often confused with

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

Often found alongside låvenite

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

All properties

Chemical formula
(Na,Ca)₂(Mn,Fe)(Zr,Ti,Nb)(Si₂O₇)(O,F)₂
Mohs hardness
5-6
Density
3.4-3.55 g/cm³
Streak
Yellow
Luster
Vitreous to greasy
Transparency
Transparent to translucent
Crystal system
Monoclinic
Crystal habit
Pistolitic, radial, tabular
Cleavage
Good on {100}
Rarity
Rare
Uses
Collector
Host rock
In alkalic rocks and related pegmatites

Where rockhounds find låvenite

Classic worldwide localities

  • Granite Mountain, near Little Rock, Pulaski Co., Arkansas, USA
  • Låven and the Arø Islands, in the Langesundsfjord, Norway
  • Isle of Ischia, near Naples, Campania, Italy
  • Lovozero, Khibiny, and Kovdor massifs, Kola Peninsula, Russia
  • Burpala massif, about 120 km north of Lake Baikal, and from Zaangar'ya, Yenisei Ridge, Siberia, Russia
  • Kruft, Mendig, and other places in the Laacher Kessel, Eifel district, Germany

Field-hunting tip

Where it forms: In alkalic rocks and related pegmatites. If you start seeing feldspars, nepheline, titanite in float, you are in the right ground. Typical habit: pistolitic, radial, tabular. Train your eye for that shape before scanning the outcrop.

Common questions

How do you identify låvenite?+
Mohs hardness is 5-6. Luster: vitreous to greasy. The streak is yellow. Common colors include colorless, light yellow, dark yellow, brown.
Where is låvenite found?+
Notable localities include Granite Mountain, near Little Rock, Pulaski Co., Arkansas, USA; Låven and the Arø Islands, in the Langesundsfjord, Norway; Isle of Ischia, near Naples, Campania, Italy; Lovozero, Khibiny, and Kovdor massifs, Kola Peninsula, Russia; Burpala massif, about 120 km north of Lake Baikal, and from Zaangar'ya, Yenisei Ridge, Siberia, Russia.
Is låvenite safe to handle?+
Contains minor amounts of thorium, so specimens should be stored in closed containers and dust should not be inhaled.
What rocks look like låvenite?+
Låvenite is most often confused with Wöhlerite, Rosenbuschite. A quick hardness test and a streak check separate the look-alikes faster than color alone.
What minerals are found with låvenite?+
Låvenite commonly co-occurs with Feldspars, Nepheline, Titanite, Ilmenite, Apatite, Zircon. Spotting any of these in float or country rock is a useful trip signal.
What kind of rock does låvenite form in?+
Where it forms: In alkalic rocks and related pegmatites. Working float back to the host body is the standard way to chase a fresh occurrence.
What is låvenite used for?+
Låvenite is used in collector.

Find låvenite on the map

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