ALLUVIAL EXPLORATION & MINING
PHOTOGEOLOGY | SEISMIC SURVEY | BANKA DRILLING | MANAGEMENT | TRAINING

GOLD
  gold
  gold chemistry
  gold transport
  gold production
Gold Geology
  alluvial deposits
  primary deposits
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Gold History
  gold lore
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  renaissance
  post-renaissance

DIAMONDS
  diamonds
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  diamond trade
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  diamond wars
  diamond cutting
Diamonds History
  mining history
  large and famous
Diamond Pictures
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Precious Stones
  rubies
  sapphires
  emeralds
  aquamarines
  gem cutting

ALLUVIAL EXPLORATION
  survey
BANKA Alluvial Drills
  drilling manual
  HAND drills
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  tools 1
  tools 2
  tools 3
  tools 4
  MOTOR drills

ALLUVIAL MINING
example
Engines
DEUTZ engines
diesel-engines
Equipments
mining systems
gravel pumps
water pumps
high pressure
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couplings
engine-pump frames
Pipes, Hoses, etc.
water systems
Recovery systems
recovery systems
gold recovery
diamond recovery
River Dredges
diver-less dredges
Accessories
generators
firefighting pumps
Trucks 4x4
4x4 trucks
Spare Parts
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Pricing
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SERVICES
photo geology
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field manager
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GEMS

FORMS OF CUTTING

Rose, table and cabochon gem cuts

Plate 3: 1-8 Rosetts (Rose-cut). 1 b, Rose, round. 2 b, Rose, pear-shaped. 3 a, Dutch Rose. 4 a, Brabant Rose. 5a, 6 a, Roses of other forms. 7 a, b, Rose recoupeée. 8 a, b, Cross-rose. 9 a, Double rosette (pendeloque). 10 Briolette. 11 a, b, Table-stone. 12 a, 13 b, Thin-stone. 14 a, b, Table-stone, with brilliant form above. 15 a, b, 16 b, Thick-stone. 17 b, Cabochon, simple (hollowed). 18 b, The same with facets. 19 b, Double Cabochon.

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Large and Famous Diamond Properties Diamond Geology and Mining Diamond Cutting Diamond trade

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Rafal Swiecki, geological engineer email contact
January, 2008

This document is in the public domain.