a gemstone is precious a mineral is a rck
no
Yes. Diamond is framed in earth pressure by melting with different color acid stones.
Opal and amber are not minerals.
Opal and amber are not minerals.
Stones that are rare, and look beautiful are considered Gems.
All gems are minerals, but not all minerals are gems. In order for the mineral to be classified as a gem, the mineral must have very specific qualities. Minerals are judged on the following:beautydurabilityrarityportabilityand among other things..Submitted answer does not answer the question nor is it correct. All Gems are not minerals. A Gem is a piece of rock or mineral, which, in cut and polished form, is used to make jewelry or other adornments.
Because of their shiny (gem-like) images
Sapphire is a gem-quality variant of the mineral corundum.
Either, or both. Minerals are usually considered gems if they are valuable, attractive and highly pure. Minerals are considered ores if they are used to extract a substance. For example, pure haematite is polished and sold as a gem, while crude haematite is used to extract iron.
Some animals EAT minerals, but gem collectors will buy them from you, or of course your could KEEP IT FOR YOURSELF! Even BETTER.
Gem fractures can occur in various forms, with the most common types being chips, fissures, and cleavage. Chips are small breaks that usually affect the surface of the gem and can impact its appearance. Fissures are cracks that extend deeper into the stone and may affect its durability and value. Cleavage refers to a tendency of certain minerals to break along specific planes, creating flat surfaces that can weaken the gem's structure.
June - Culp - Zeitner has written: 'Appalachian mineral & gem trails' -- subject- s -: Collection and preservation, Minerals, Rocks 'Southwest mineral & gem trails' -- subject- s -: Collection and preservation, Minerals, Precious stones