A sample of Graywacke. Greywacke (German grauwacke - signifying a grey rock) is a variety of sandstone generally characterized by its hardness, dark color, and poorly-sorted, angular grains of quartz and feldspar.

px px dpi = cm x cm = MB
Details

Creative#:

TOP22082979

Source:

達志影像

Authorization Type:

RM

Release Information:

須由TPG 完整授權

Model Release:

N/A

Property Release:

No

Right to Privacy:

No

Same folder images:

Same folder images