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pietra di paragone (basalt (basic igneous rock), basic igneous rock, ... Materials (hierarchy name)) |
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Note: An extremely hard variety of basalt that is jet black in color with a faint steak of mottled white; was often used as a touchstone for metallurgists.
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| Terms: |
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| pietra di paragone (preferred,C,U,English-P,D,U,N)
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| pietra di paragone (Spanish-P,D,U,U)
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| pietra di paragone (Dutch-P,D,U,U)
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| lapis liydius (C,U,English,UF,U,N)
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Facet/Hierarchy Code: M.MT |
Hierarchical Position:
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Materials Facet |
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.... Materials (hierarchy name) (G) |
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........ materials (substances) (G) |
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............ <materials by composition> (G) |
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................ inorganic material (G) |
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.................... rock (inorganic material) (G) |
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........................ igneous rock (G) |
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............................ <igneous rock by composition> (G) |
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................................ <igneous rock by composition: chemical> (G) |
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.................................... basic igneous rock (G) |
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........................................ basalt (basic igneous rock) (G) |
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............................................ pietra di paragone (G) |
Additional Notes: |
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| Dutch ..... Een zeer harde basaltsoort die gitzwart van kleur is met lichte strepen in vlekkerig wit. Vaak gebruikt als toetssteen door metallurgen. |
| Spanish ..... Variedad extremadamente dura de basalto de color negro profundo con pequeños toques de blanco moteado. Fue utilizada a menudo como basanita por los metalurgistas.
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Sources and Contributors: |
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