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Quilali

Occurrence in Nueva Segovia, Nicaragua with commodity Gold
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10086140
MRDS ID W702067
Record type Site
Current site name Quilali
Alternate or previous names From S To N, The Traditional Names For Sites Are: Piedra Maradiaga, Las Playitas, Paso De Quilali, La Sirena, Santa Teresa, Quebrada, Mata De Guineo, Zapotillal, Santa Anda, And Blandones.

Geographic coordinates

Geographic coordinates: -85.9833, 13.50091 (WGS84)
Elevation 380
Location accuracy 250(meters)
Relative position THE TOWN OF QUILALI, WHICH IS IN THE MIDDLE OF THE AREA, LIES 155 KM N OF MANAGUA., Acc +/- 5 Sec., Acc +/- 5 Sec.

Site location context

Political divisions (FIPS codes)

Nueva Segovia(province)

Nicaragua(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Nicaragua Nueva Segovia

Comments on the location information

  • LATITUDE RANGES FROM 13-29-05 N TO 13-35-55 N AND LONGITUDE RANGES FROM 085-58-20W TO 086-03-15W. DRAINAGE OF RIO JICARO FOR 16 KM UPSTREAM FROM JUNCTION WITH RIO COCO. DRAINAGE BASIN INCLUDES SAN ALBINO, 8 KM UPSTREAM ALONG RIO JICARO, AND MURRA, 20 KM UPSTREAM ALONG RIO MURRA.

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • FINE LAMINATED PARTICLES COMMON, SOMEWHAT LARGER TO N OF QUILALI, AU OCCASIONALLY ASSOCIATED WITH QUARTZ.

Materials information

Materials Type of material
Gold Ore

Mineral occurrence model information

Model code 119
USGS model code 39a
Deposit model name Placer Au-PGE
Mark3 model number 54

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -85.9833, 13.50091
ListMap

Economic information

Ore body information

  • Thickness 20M
    Length 16000M

Comments on the geologic information

  • 2 GENERATIONS OF DEPOSITS, THE OLDER BEING LIMITED TO ISOLATED TERRACES 15-20 M OVER PRESENT RIVER LEVEL. MORE RECENT DEPOSITS BEING 10 M OR LESS OVER RIVER BED. STREAMS IN AREA HAVE A SHARP-V PROFILE INDICATING YOUNG EROSIONAL CYCLE. UPLIFT/DOWNCUTTING ALSO INDICATED BY RAISED TERRACES.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Production years 1930-1960

Mining district

District name Quilali District, Dipilto Region

Comments on the production information

  • WORKED EXTENSIVELY BY SMALL MINERS FROM AROUND 1930-1960. SMALL COMMERCIAL OPERATIONS HAVE FAILED.

Comments on the reserve resource information

  • IRREGULAR DISTRIBUTION, LOW GRADES, DEPTH TO ORE, AND THE SMALL VOLUME RENDER THE PROSPECT UNATTRACTIVE (BENGOECHEA, 1961).

Comments on the workings information

  • SMALL SHAFTS AND TUNNELS WERE MADE LOCALLY BY SMALL MINERS TO REACH DEEP RICH AREAS MOST EXTENSIVELY WORKED NEAR SURFACE.

Comments on development

  • SEDIMENTS ARE ANGULAR AND POORLY CLASSIFIED, INDICATING LIMITED TRANSPORT, AND RESULTINGLY POOR ALLUVIAL PLACER DEVELOPMENT.

Reference information

Bibliographic references

  • Deposit

    INSTITUTO CENTROAMERICANO DE INVESTIGACION Y TECNOLOGIA INDUSTRIAL (ICAITI), 1970, MAPA METRALOGENETIO DE AMERICA CENTRAL; 1:2000000 & ESTUDIOS METALOGENETICOS DE AMERICA CENTRAL: PUBLICIONES GEOLOGICAS DEL ICAITI NUMERO III, 76 P.

  • Deposit

    BENGOECHEA, A., 1961, LOS PLACERES AURIFEROS DEL AREA DE QUILALI, RIO JICARO, DEPARTMENTO DE NUEVA SEGOVIA: BOLETIN DEL SERVICIO GEOLOGICO NACIONAL DE NICARAGUA, NO. 5, P. 59-99.

General comments

Subject category Comment text
Deposit 100 SQ KM IN AREA.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-90 Bliss, James D. U.S. Geological Survey
Updater 01-SEP-92 Venable, Margaret U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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