attributes.tag: collection_date
attributes.value: 2020-07-30
attributes.tag: env_broad_scale
attributes.value: soil
attributes.tag: sample_title
attributes.value: low-tidal bulk-S4 (SAMC4893794)
attributes.tag: env_local_scale
attributes.value: intertidal zone soil
attributes.tag: ngdc_project_id
attributes.value: PRJCA037764
attributes.tag: depth
attributes.value: 15cm
attributes.tag: elev
attributes.value: 1m
attributes.tag: ngdc_release_date
attributes.value: 2025-10-11
attributes.tag: geo_loc_name
attributes.value: missing: data agreement established pre-2023
attributes.tag: ngdc_sample_id
attributes.value: SAMC4893794
attributes.tag: env_medium
attributes.value: intertidal zone soil
attributes.tag: lat_lon
attributes.value: missing
attributes.tag: sample_name
attributes.value: SAMC4893794_low-tidal bulk-S4