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WildGuessr

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Stones

Wolframite

Wolframite
Photo: Didier Descouens, CC BY-SA 3.0, Wikimedia Commons

At a glance

Type
Mineral
Group
Oxide
Crystal system
Monoclinic
Hardness
Medium (3 to 5.5)
Density
Very heavy (over 5)
Occurs in
Igneous rocks, Ore veins
Foliation
Not layered
Colour
Black, Brown
Lustre
Metallic, Resinous
Use
Ore
Difficulty in WildGuessr
Hard

Did you know?

  • Wolframite is a main ore of tungsten, the metal with the highest melting point, about 3,400 degrees Celsius.
  • Medieval tin miners cursed it as wolf's froth, because it swallowed tin during smelting.

Could you guess it from clues?

WildGuessr picks a secret animal, plant, fungus, stone, prehistoric creature or space object and you ask yes-or-no questions about it, such as its group or where it grows. The fewer clues you need, the more points you score.

Similar stones

Classification, names and conservation status come from Wikidata (CC0), the photo from Wikimedia Commons. Wikidata Q541128 · All stones · All entries