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Updated: Jul 11, 2026
07:32
Monitoring Pedogenic Inorganic Carbon Accumulation Due to Weathering of Amended Silicate Minerals in Agricultural Soils.
Published on: June 4, 2021
La evidencia de minerales que contienen amonio en las cerezas
Science (New York, N.Y.)
|March 20, 1992
Resumen
Spectra sugiere que el filosilicato amoniado, probablemente saponita, está en el asteroide Ceres, no en la helada de agua. Este hallazgo implica que las temperaturas superficiales no excedieron los 400 Kelvin durante su formación.
Área de la Ciencia:
- Ciencias planetarias Ciencias planetarias.
- Astrobiología Astrobiología.
- La mineralogía es la Mineralogía.
Sus antecedentes:
- Observaciones anteriores sugirieron heladas de agua en Ceres.
- El asteroide Ceres es un planeta enano en el cinturón de asteroides.
Objetivo del estudio:
- Para identificar la composición de la superficie del asteroide Ceres.
- Para determinar las condiciones de la formación de la superficie de Ceres.
Principales métodos:
- Observación telescópica de Ceres. observación telescópica de Ceres. observación telescópica de Ceres. observación telescópica de Ceres. observación telescópica de Ceres. observación telescópica de Ceres. observación telescópica de Ceres.
- Mediciones de laboratorio del material análogo de Ceres.
- Cálculos teóricos de las mezclas de materiales.
Principales resultados:
- Los datos espectroscópicos indican la presencia de filosilicato amoniado.
- La saponita amoniada es el candidato más probable.
- La presencia de este material sugiere temperaturas de formación por debajo de 400 Kelvin.
Conclusiones:
- La superficie de Ceres está cubierta por filosilicato amoniado, no por escarcha de agua.
- La formación de la superficie de Ceres se produjo a temperaturas por debajo de 400 Kelvin.
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