Fabric Code: tpr456

Louisiade ferromagnesian placer

The sparse lithics with clinopyroxene and plagioclase are suggestive of deriving from volcanic rocks rather than plutonic gabbro.

Sites:

Mineral and Rock Abundances

None (0)	Minor (1)	Few (2)	Common (3)	Frequent (4)	Major (5)	Very Dominant (6)
0%	0-5%	5-15%	15-30 %	30-50%	50-70%	70-100%

Name	Cal.	Quartz	Feldspar	Pyroxene	Amphibole	Opaques	Olivine	Biotite	Muscovite	Epidote	Garnet/ Spinel	Ig./Met. Rocks	Sed. Rocks	Grog	Lithics/ Region
Max	0	0	0	6	0	0	0	0	0	0	0	1	0	0	microlitic
Min	0	0	0	6	0	0	0	0	0	0	0	1	0	0	PNG

Representative slides:

No representative slide details available.

References:

Identifying prehistoric trade networks in the Massim region, Papua New Guinea: Evidence from petrogr (Shaw B, Leclerc M, Dickinson W, Spriggs M. Summerhayes GR)