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they are obsidian, opal, limonite
What else can I help you with?
What is a mineraloid?
A mineraloid is a naturally occurring substance that lacks a crystalline structure, which distinguishes it from minerals that have a well-defined atomic structure. They may have a chemical composition similar to minerals but do not exhibit the same regularity in their internal arrangement of atoms. Amber and opal are examples of mineraloids.
What are 3 examples of mineraloid?
Opal, amber, and obsidian are three examples of mineraloids. Mineraloids are naturally occurring materials that lack a crystalline structure but have physical and chemical properties that resemble minerals.
What is a mi mineraloid?
It is important to distinguish between a mineral and a mineraloid. A mineral is an inorganic, naturally occurring substance that has a characteristic chemical composition, distinctive physical properties, and solid crystalline structure (an order 3 dimensional arrangement of atoms or molecules). If it does not have this solid crystalline structure, it is not a true mineral and is therefore a "mineraloid."
What is the difference between a mineral and a mineraloid?
nothing
Why is the mineral opal referred to as a mineraloid?
Opal is an amorphous form of silica related to quartz, a mineraloid form, not a mineral. A mineraloid is a mineral-like substance that does not demonstrate crystallinity.Now you get it?
What is a minerloid - give 3 examples?
A mineraloid is a mineral-like substance that does not demonstrate crystallinity. Mineraloids possess chemical compositions that vary beyond the generally accepted ranges for specific minerals.
What is cinnabar's crystal form?
There really isnt a crystal form. Therefore it is a mineraloid.
What is a mineraliod?
A mineraloid is a naturally occurring mineral-like substance that lacks a crystalline structure. Unlike minerals, mineraloids do not have a specific chemical composition or definite atomic arrangement. Some examples of mineraloids include obsidian, opal, and amber.
Is Fire Opal a rock or a mineral?
Neither. Opal is a mineraloid, as it does not have a sufficiently organized structure to be considered a mineral.
What are the three examples of model?
graphs,tables and spread sheet are the three examples of models
What are three examples of a superhero?
I think three examples of a superhero are great powers and abilities
What are three examples of polynomers?
Three examples of polymers are polyethylene, polystyrene, and polyvinyl chloride.
