Howlite

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

In collections

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What Wikipedia says

Howlite, a calcium borosilicate hydroxide (Ca2B5SiO9(OH)5), is a borate mineral found in evaporite deposits.

Excerpt from the Wikipedia article “Howlite”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Ra'ike (see also: de:Benutzer:Ra'ike), CC BY 3.0, via Wikimedia Commons.