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Marwani Iv

VE / Bolivar
7.11288, -60.67713View on MapOpen in Google Maps
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About this location

Marwani Iv is a historic mining site in Bolivar, documented by the USGS Mineral Resources Data System. The mineralization is hosted in Mica Schist, within the Guayana Shield setting. Reported specimens include Gold, Quartz, Tourmaline; logged ore minerals are Gold; gangue is recorded as Quartz, Tourmaline.

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Found Here

GoldQuartzTourmaline

Geology and deposit

Host rock
Mica Schist
Associated rock
Diabase
Orebody form
PODS, STRINGERS
Tectonic setting
Guayana Shield
Deposit model
273: Low-sulfide Au-quartz vein
Ore minerals
Gold
Gangue minerals
QuartzTourmaline
Structure

Large Nw Trending Structural Zone

Alteration

Silicification

Mining history

Status
Past Producer

Records and references

Cited references

MARSH, SHERMAN, PIERCE, H.A., SANCHEZ, HENRY, AND PAGE, N.J, (1992), THE GEOCHEMISTRY OF SIX GOLD-BEARING QUARTZ-CARBONATE TOURMALINE AREAS, ESTADO BOLIVAR, VENEZUELA: U.S. GEOLOGICAL SURVEY BULLETIN [IN PRESS]. SIDDER, G.B., 1990, MINERAL OCCURRENCES IN THE GUAYANA SHIELD, VENEZUELA: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 90-16, 39 P. CIMRI

Data: USGS Mineral Resources Data System, record 10060389view the source record

Difficulty

Access
N/A
Find
N/A
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0

Getting there

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Location on Map

Coordinates: 7.11288, -60.67713

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National Audubon Society Field Guide to Rocks and Minerals

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