[{"fields": {"obsidian": "Yes", "botany_species": [], "material": [11, 2], "modified": "2016-08-24T17:33:42.432Z", "area": 679, "public": true, "reference": ["5CVBHA5J", "9SZMENSV"], "obsidian_amount": null, "animal_remains_part": [], "pottery_decoration": [], "lithics_raw_material": [2, 1], "amount": null, "pottery_detail": [], "research_event": null, "pottery_form": null, "small_finds_category": null, "created": "2016-08-24T17:33:42.432Z", "animal_remains_completeness": null, "confidence": null, "small_finds_type": [], "finds_type": 3, "animal_remains_species": [], "comment": "increase of knapped flint, decrease of obsidian (maybe due to reduction of obsidian distribution network)\r\nobsidian: sporadically used for specialized artifacts (bladelets, flakes, waste; end scraper with regular, rounded front edge, almost no pointed bladelets);\r\nflint: mostly local coarse-grained flint for cores and thick flakes used for on-site d\u00e9bitage production, blade fragments of beige flint (not local) found, most had glossed edges; \r\nreduction strategy designed for production of expedient tools; ", "lithics_technology": [], "lithics_core_shape": [9], "lithics_industry": [1, 2], "lithics_retouched_tools": [23, 4, 16]}, "model": "defcdb.finds", "pk": 1692}]