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Question
Which one of the following minerals is not a naturally occurring silicate?
निम्नलिखित में से कौन सा खनिज प्राकृतिक रूप से पाया जाने वाला सिलिकेट नहीं है?
A.
Feldspar

स्फतीय

B.
Zeolite

ज़ीइलाइट

C.
Mica

अभ्रक

D.
Bauxite

बाक्साइट

Answer ( Option D)

Bauxite

बाक्साइट

Solution

Silicate minerals are the most common of Earth's minerals and include quartz, feldspar, mica, amphibole, pyroxene, and olivine.

Zeolites are crystalline alumina silicates belonging to the group of tectosilicate molecular sieves.

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