Aluminite
Definition
A rare mineral belonging to the class of hydrated aluminum sulfates, with the chemical formula Al2(SO4)(OH)4·7H2O; it occurs as earthy masses, white nodules, or chalky aggregates, formed by the alteration of aluminum-rich rocks in the presence of acidic solutions.
Bilingual Equivalents
- Aluminite
- Websterite
Grammatical & Source Details
| Inflection Type | Masculine or neuter noun, regular structural definite articulation and plural shifting. |
| Formation | Neologistic derivation from the 'aluminum' root using the standard mineralogical suffix '-ite'. |
| Spelling / Pronunciation | [a.lu.mi.ˈnit] |
| Source | Handbook of Systematic Mineralogy and Chemical Compounds |
Contextual Usage Examples
RO: Analiza prin difracție cu raze X a confirmat că nodulul alb descoperit în peșteră este compus din aluminit.
EN: X-ray diffraction analysis confirmed that the white nodule discovered in the cave is composed of aluminite.
RO: Acest depozit de aluminit s-a format prin interacțiunea apelor acide de mină cu șisturile argiloase.
EN: This aluminite deposit formed through the interaction of acidic mine waters with clay shales.
RO: Datorită texturii sale foarte friabile, eșantionul de aluminit trebuie manipulat cu mare grijă în laborator.
EN: Due to its very friable texture, the aluminite specimen must be handled with great care in the laboratory.
Idioms & Phrases
Agregat de aluminit / Aluminite aggregate
RO: Acumulare compactă de cristale microscopice de aluminit, având un aspect cretos și o culoare albă mată.
EN: A compact accumulation of microscopic aluminite crystals, featuring a chalky appearance and a matte white color.
Aluminit pământos / Earthy aluminite
RO: Varietate de mineral cu textură fină, pulverulentă, des întâlnită în zonele de oxidare ale zăcămintelor metalifere.
EN: A variety of mineral with a fine, powdery texture, frequently found in the oxidation zones of ore deposits.
Formare de aluminit / Aluminite genesis
RO: Procesul geologic secundar de precipitare a sulfaților de aluminiu în climate temperate sau aride.
EN: The secondary geological process of precipitation of aluminum sulfates in temperate or arid climates.
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