Crossword-Solution: SMITHSONITE
Dictionary
| Word | Word Type | Definition |
|---|---|---|
| Smithsonite | n. | Native zinc carbonate. It generally occurs in stalactitic, reniform, or botryoidal shapes, of a white to gray, green, or brown color. See Note under Calamine. |
We have 1 clue for the answer “SMITHSONITE”
| Clue | Answers |
|---|---|
| Zinc ore | 3 answers |
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Dermatological complaint
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Hint 1 meaning
An inflammatory disease of the skin, characterized by the
presence of redness and itching, an eruption of small vesicles, and the
discharge of a watery exudation, which often dries up, leaving the skin
covered with crusts; -- called also tetter, milk crust, and salt rheum.
Hint 2 anagram
AEEMCZ
Hint 3 another clue
eruption
12 +1
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Sentences with SMITHSONITE (5)
Beudant in 1832 restricted the name calamine to the hydrous silicate and proposed the name "smithsonite" for the carbonate, and these meanings of the terms are now adopted by Dana and many other mineralogists.
Unfortunately, however, in England (following Brooke and Miller, 1852) these designations have been reversed, calamine being used for the carbonate and smithsonite for the silicate.
The phenomenon was first discovered in the tourmaline, and it is observed, speaking broadly, only in those minerals which are hemimorphic, that is, where the crystals have different planes or faces at their two ends, examples of which are seen in such crystals as those of axinite, boracite, smithsonite, topaz, etc., all of which are hemimorphic.
GEOLOGIC FEATURES The most important mineral of zinc is the sulphide, sphalerite or "zinc blende." The minerals of the oxide zone are smithsonite (zinc carbonate) and calamine (hydrous zinc silicate), which yield minor amounts of zinc and are especially productive at Leadville, Colorado.
Note: The name was formerly applied to both the carbonate and silicate of zinc each of which is valuabic as an ore; but it is now usually restricted to the latter, the former being called smithsonite.
Where this answer appears
Appears in: NYT.
Used 1 time in crossword archives (1989).