{"id": "card_soil_parent_rock", "kind": "reference", "title": "Parent rock - weathering over deep time", "body": "Soil is rock weathered over deep time by water, frost and life; the mineral fraction is its ground-up parent.", "source": {"label": "Narrow Highway — soil", "url": "", "authority_tier": "engine_derived"}, "shelf": "codex", "box": "soil", "bands": ["soil", "pillar", "parent_rock", "one map"], "subject": "Parent rock - weathering over deep time", "connections": [{"to_card_id": "card_floor_soil_science", "relationship": "part_of", "evidence": "a pillar (Parent rock - weathering over deep time)"}, {"to_card_id": "card_floor_earth_science", "relationship": "connects_at", "evidence": "soil is weathered parent rock - earth science over deep time"}], "author": "engine", "created_at": 0.0, "updated_at": 0.0, "visibility": "public", "lifecycle_stage": "public", "volatility": "permanent", "surface": "secular", "generated": false, "call": "codex.soil", "facets": {"subject": ["one map", "parent_rock", "pillar"]}, "presentation": {"glyph": "•", "kind_label": "soil", "by": "Narrow Highway — soil", "authority": "engine_derived", "posted": "", "standing": ""}, "neighbors": [{"id": "card_floor_soil_science", "title": "Soil science — the living skin of the land", "relationship": "part of", "why": "a pillar (Parent rock - weathering over deep time)", "href": "/card/card_floor_soil_science", "resolved": true}, {"id": "card_floor_earth_science", "title": "Earth science — the planet, read in deep time", "relationship": "connects at", "why": "soil is weathered parent rock - earth science over deep time", "href": "/card/card_floor_earth_science", "resolved": true}], "house": {"door": "FIND", "kind": "card", "trail": "connections", "seal": "/card/card_soil_parent_rock", "next_step": {"do": "follow a connection: what this card rests on, and what rests on it", "door": "FIND", "tool": "card_connections", "params": {"id": "card_soil_parent_rock"}}, "ends": "a verdict or a card · the trail · a seal · one next step"}}