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Spodumene identification and geology

Spodumene mineral reference specimen

Lithium pyroxene and major ore of lithium. Gem varieties include kunzite pink and hiddenite green . Color: White, pink kunzite , green hiddenite. Luster: Vitreous. Streak: White. Cleavage: Perfect in two directions at 87°. Hardness: 6.5-7. Transparency: Transparent to translucent. Crystal system: Monoclinic. Chemical formula: LiAlSi₂O₆. Specific gravity: 3.0-3.2. Formation: Forms in lithium-rich granitic pegmatites, often as very large crystals up to 14 m recorded . Common geological settings: Afghanistan, Brazil, USA North Carolina , Madagascar; found in granitic pegmatites. Common look-alikes and related entries: Feldspar, Quartz, Scapolite.

Sources, scope & corrections

These authoritative resources support category-level nomenclature, terminology, identification methods, and safety. When a specimen-specific safety warning appears, the public-health source listed here directly supports that precaution. They are not line-by-line citations for every other property on this entry, and natural specimens vary.

Editorial owner
GeoMiner
Last updated
2026-03-30T14:36:47.213963+00:00
Review status
Published; not independently peer-reviewed
  • IMA–CNMNC List of Mineral Names — International Mineralogical Association. Official mineral-name, nomenclature, and classification records.
  • Mineral ID Key — Mineralogical Society of America. Physical-property identification methods, repeat-testing guidance, and limitations.

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Common questions

What is Spodumene?
Lithium pyroxene and major ore of lithium. Gem varieties include kunzite pink and hiddenite green .
How can you identify Spodumene?
Compare several properties rather than relying on colour alone. This entry records colour: White, pink kunzite , green hiddenite; lustre: Vitreous; streak: White; Mohs hardness: 6.5-7; cleavage: Perfect in two directions at 87°; crystal system: Monoclinic; transparency: Transparent to translucent. Confirm an important identification with additional field tests or qualified laboratory work.
How does Spodumene form?
Forms in lithium-rich granitic pegmatites, often as very large crystals up to 14 m recorded .
Where is Spodumene commonly found?
Afghanistan, Brazil, USA North Carolina , Madagascar; found in granitic pegmatites.
What is Spodumene commonly confused with?
Spodumene may be confused with Feldspar, Quartz, Scapolite. Compare multiple diagnostic properties because colour and surface appearance can overlap.

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