Provenite

Itabira emerald district

AreaUnknownDraft data

19.6189° S, 43.2269° W · ± 10 km

Emerald from Minas Gerais, Brazil, with photos of specimens from this locality.

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Minerals found here

Emerald

Emerald at Itabira emerald district

Cluster of about a dozen intergrown bright green emerald crystals from Itabira, Minas Gerais.
Cluster of about a dozen intergrown bright green emerald crystals from Itabira, Minas Gerais.
Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source
Formula
Be3Al2Si6O18
Morphology
Cluster of tightly intergrown prisms, joined at one end (compound crystal)
Typical size
Cluster about 3.4 cm
Color / luster
Bright green, not gemmy

Sources: SRC-266 SRC-837

About Emerald →

Geology of the locality

Region
Minas Gerais
Country
Brazil

Coordinates are those of Itabira city (Portuguese Wikipedia); the emerald workings are not located. The Handbook of Mineralogy lists Itabira among the large beryl districts of Minas Gerais.

Sources: SRC-266 SRC-836

Sources

  1. SRC-266 · Book
    Handbook of Mineralogy - BerylAnthony, J.W.; Bideaux, R.A.; Bladh, K.W.; Nichols, M.C. · 2001 · Mineralogical Society of America / Mineral Data Publishing
  2. SRC-836 · Website
    ItabiraWikipedia contributors · Wikipedia (Portuguese)
  3. SRC-837 · Website
    File:Beryl-166739.jpg (Wikimedia Commons)Robert M. Lavinsky · Wikimedia Commons

Draft data from the Provenite workbook. Check entries against the cited sources before relying on them. Photos are open-licence images from Wikimedia Commons; the author and licence are given with each photo.