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we would go everytym on terrace to check the sundials to know the time

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Is quartz considered an element?

No, quartz is not considered an element. Quartz is a mineral composed of silicon and oxygen atoms. Elements are the simplest form of matter and cannot be broken down into simpler substances, while compounds like quartz are made up of multiple elements chemically bonded together.


What would life be like without gypsum?

Without gypsum, construction materials like drywall and plaster would be more difficult to produce, leading to higher costs for building projects. Agricultural industries would also suffer as gypsum is commonly used to improve soil structure and nutrient uptake in crops. Additionally, without gypsum, certain medical and industrial applications that rely on its unique properties would need alternative materials.


What does carbonic acid do to quartz?

Carbonic acid can cause weathering and dissolution of quartz over time. This is because carbonic acid readily reacts with minerals like quartz, leading to the breakdown of the rock and the eventual release of silicon and oxygen ions.


Glass has a hardness of about 5.5 what minerals would scratch the glass?

There are many minerals with hardness above 5.5 but the standard ones are feldspar,quartz, topaz, corundum and diamond.


Why is quartz not considered a gem stone?

Sometimes it is. Some forms of quartz, such as can be considered semi-precious gemstones depending on their quality. However, many quartz grains are too small or do not have the right form to be made into gemstones. Quartz itself is a very common mineral.