Foraminifera remains dyed in Bengal rose
Subangular quartz
Mixed granulometry, spot the lead balls
Sediment from -10 meters substrate, much rounded with occasional skeletal remains
Mixed shapes and granulometry, many shell fragments
Perfectly rounded quartz
Minute subangular quartz
Sediment of vulcanic and skeletal origin
Sedimentary subangular grain of vulcanic origin
Entire. 