{"id": "115", "type": "concept", "uri": "https://id.erfgoed.net/thesauri/materialen/115", "label": "tufsteen", "labels": [{"label": "tufsteen", "type": "prefLabel", "language": "nl-BE"}, {"label": "tuf", "type": "altLabel", "language": "nl-BE"}, {"label": "tuffiet", "type": "altLabel", "language": "nl-BE"}], "notes": [{"note": "Tufsteen is een poreus, fijnkorrelig, vulkanisch gesteente dat is samengesteld uit aan elkaar gekitte fijnere soorten vulkanische as en detritus.", "type": "definition", "language": "nl-BE"}], "sources": [{"citation": "Art &amp; Architecture Thesaurus, <a href=\"http://www.getty.edu/research/tools/vocabularies/aat\">http://www.getty.edu/research/tools/vocabularies/aat</a>"}], "broader": [{"id": "105", "type": "concept", "uri": "https://id.erfgoed.net/thesauri/materialen/105", "label": "uitvloeiingsgesteente"}], "narrower": [], "related": [], "member_of": [], "subordinate_arrays": [], "matches": {"exact": ["http://vocab.getty.edu/aat/300011264"]}}