barents blue
barents blue
Commodity
Main Type: Massive stone (Granite) Sub Type:
Evaluation
Economical: Significant , (Confirmed 16.des.2001 by NGU)
Operations
1989 - 1989 Detail mapping Company/Institution: Finnmarksforskning
1989 - 1993 Test mining
1993 Regular production
Production
Activity: Stone quarrying Reserves: 2000 thousand tons
Prod. method: Open pit mining
Prod. status: Periodic activity
Products
Commercial Name Product description
Barents Blue Classification :Massive blocks Colour: Bluish
Play of colours : Uniformity :Medium
Lithology :Migmatite Grain size :Fine - medium grained (<1mm - 3 mm)
Mineralogy:
Feldspar Major mineral (>10%)
Quartz Major mineral (>10%)
Biotite Major mineral (>10%)
Chlorite Subordinate mineral (1-10%)
Potassic feldspar Subordinate mineral (1-10%)
Sericite Accessory mineral (<1%)
Opaque Accessory mineral (<1%)
Apatite Accessory mineral (<1%)
Test of
Physical Properties:
Type of test Standard Test value