|
id
INTEGER
|
13359 |
|
iadc_material_id
INTEGER
|
1737 → iadc_discovered_materials |
|
spec_type
VARCHAR
|
overview |
|
key
VARCHAR
|
make |
|
value
TEXT
|
Grade |
|
key_normalized
VARCHAR
|
make |
|
value_normalized
VARCHAR
|
grade |
|
value_numeric
DOUBLE_PRECISION
|
null |
|
unit
VARCHAR
|
null |
|
created_at
TIMESTAMP
|
2026-04-30T14:00:51.504760 |
|
source_page
INTEGER
|
null |
|
source_context
TEXT
|
make: Grade |