Lexic.us

Definition of Prehnite

1. n. A pale green mineral occurring in crystalline aggregates having a botryoidal or mammillary structure, and rarely in distinct crystals. It is a hydrous silicate of alumina and lime.

Definition of Prehnite

1. Noun. (minerology) A mineral, a basic calcium, aluminium and iron aluminosilicate, which occurs in stalagtitic aggregates or curved crystals, Ca₂Al₂Si₃O₁₀(OH)₂. ¹

¹ Source: wiktionary.com

Definition of Prehnite

1. a type of mineral [n -S]

Lexicographical Neighbors of Prehnite

Literary usage of Prehnite

Below you will find example usage of this term as found in modern and/or classical literature:

1. Elements of Chemical and Physical Geology by Gustav Bischof (1859)
"It is remarkable that prehnite occurs by far most frequently in hornblende rocks, especially in cavities and fissures in diorite. ..."

2. A Treatise on Metamorphism by Charles Richard Van Hise (1904)
"prehnite is almost identical in its occurrence with the zeolites (see pp. ... As already intimated, the most constant associates of prehnite are the ..."

3. Mineralogy: An Introduction to the Scientific Study of Minerals by Henry Alexander Miers (1902)
"prehnite from Bourg d'Oisans (British Museum). AXINITE Axinite, of which beautiful specimens occur at Bourg d'Oisans with the prehnite, is interesting ..."

4. The Annals of Philosophy by Richard Phillips, E W Brayley (1819)
"Fibrous prehnite. The variety of prehnite which occurs so abundantly in the ... Its specific gravity is greater than that of foliated prehnite, being 2-901. ..."

5. Annals of Philosophy, Or, Magazine of Chemistry, Mineralogy, Mechanics by Thomas Thomson (1819)
"Fibrous prehnite. e variety of prehnite which occurs so abundantly in the ... Its specific ty is greater than that of foliated prehnite, being 2-901. ..."

6. Descriptive Mineralogy by William Shirley Bayley (1917)
"prehnite is colorless or light green, and transparent or translucent, ... Before the blowpipe prehnite exfoliates, bleaches and melts to a yellowish enamel. ..."

7. Petrographic Methods: The Authorized English Translation of Part I by Ernst Weinschenk, Robert Watson Clark (1912)
"prehnite (12) prehnite belongs to those minerals whose petrographical ... No other mineral shows such variable properties as prehnite, and it can only be ..."

8. The American Journal of Science, & C (1818)
"We have specimens, (through the kindness of Mr. Hitchcock,) and observe that the agates, chalcedony, analcime, and prehnite, are imbedded in the trap ..."

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