Provenite

Chivor Mine

MineDraft data

4.8830° N, 73.3670° W · ± 10 km

Aquamarine and Emerald from Boyacá, Colombia, with photos of specimens from this locality.

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Minerals found here

AquamarineEmerald

Aquamarine at Chivor Mine

Small doubly terminated blue-green aquamarine crystal from the Chivor emerald mine, Boyacá, Colombia.
Small doubly terminated blue-green aquamarine crystal from the Chivor emerald mine, Boyacá, Colombia.
Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source
Formula
Be₃Al₂Si₆O₁₈
Morphology
Small doubly terminated hexagonal prism
Typical size
About 1.2 cm
Color / luster
Blue-green, part water-clear and part translucent, glassy
Availability
Scarce
History
Aquamarine is a rarity at this emerald mine

Sources: SRC-801

About Aquamarine →

Emerald at Chivor Mine

Included green emerald crystal of 2 cm with pyrite on albite matrix from the Chivor Mine.
Included green emerald crystal of 2 cm with pyrite on albite matrix from the Chivor Mine.
Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source
Formula
Be3Al2Si6O18
Morphology
Hexagonal prisms on albite matrix
Typical size
About 2 cm
Color / luster
Green, fairly gemmy with inclusions
Associated minerals
Albitepyrite
History
Described as the oldest emerald mines of Colombia; the 632-carat Patricia emerald was found in 1920 and is now at the American Museum of Natural History

Sources: SRC-266 SRC-838 SRC-839

About Emerald →

Geology of the locality

Region
Boyacá
Country
Colombia

Emerald mine; its own position was not found, so the coordinate is the town of Chivor from Wikipedia.

Sources: SRC-800

Sources

  1. SRC-800 · Website
    ChivorWikipedia contributors · Wikipedia
  2. SRC-801 · Website
    File:Beryl-247765.jpgRobert M. Lavinsky · Wikimedia Commons
  3. 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
  4. SRC-838 · Website
    ChivorWikipedia contributors · Wikipedia (Spanish)
  5. SRC-839 · Website
    File:Beryl-38377.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.