Talc is known from the prehistoric times !
Talk about talc!
== Talc is a mineral. == True... but Talc is a Metamorphic rock. == Actually it is a metamorphic mineral, not a rock.
Talc chemical formula is Mg3Si4O10(OH)2.
Talc is the softest mineral; his hardness is 1 on the Mohs scale.
Talc is one of the softest minerals with a hardness of 1. Talc is also crushed into a powder called talcum powder which is used a fertilizer.
Talk about talc!
Talc has been used by humans for thousands of years and its discovery dates back to ancient civilizations. It was used by Egyptian and Greek cultures for various purposes including cosmetics, medicines, and sculptures.
Talk about Talc!
Talc is a mineral.
Talc is considered an ore. Talc is a silicate, and very soft. The technical name for talc is hydrated magnesium silicate.
the way a surface reflects light is called talc luster
talc talc
Talc is categorized as a mineral.
talc has a white streak
Robert L. Virta has written: 'The phase relationship of talc and amphiboles in a fibrous talc sample' -- subject(s): Amphiboles, Phase rule and equilibrium, Talc 'The talc industry--an overview' -- subject(s): Talc, Talc industry
Talc has a pearly to greasy luster.
== Talc is a mineral. == True... but Talc is a Metamorphic rock. == Actually it is a metamorphic mineral, not a rock.