Dataset Groups Activity Stream Opal, quartz and calcium carbonate content in surface sediments of the ocean floor BibTex: @dataset{Archer_David_E_1999, author = {Archer, David E}, doi = {10.1594/PANGAEA.56017}, institution = {PANGAEA (Ecology)}, title = {Opal, quartz and calcium carbonate content in surface sediments of the ocean floor}, url = {https://service.tib.eu/ldmservice/vdataset/png-doi-10-1594-pangaea-56017}, year = {1999} }