Mineralape
Rinkite-(Y)
David Hospital·CC BY 4.0·Wikimedia

Rinkite-(Y)

Na2Ca4YTi(Si2O7)2OF3
Monoclinic IMA approved

Rinkite-(Y) is a rare mineral with the chemical formula Na2Ca4YTi(Si2O7)2OF3. It belongs to the monoclinic crystal system and is classified as a nesosilicate. This mineral exhibits a vitreous luster and typically appears colorless or pale in color. Its physical properties include a moderate hardness and a relatively high density. As a complex silicate containing yttrium, rinkite-(Y) is notable for its unique composition and is of interest to mineralogists due to its rare occurrence and chemical structure.

Composition

Composizione (% in peso)
O
Ca
Si
Y
F
Ti
Na
  • OOxygen31.9%
  • CaCalcium21.3%
  • SiSilicon14.9%
  • YYttrium11.8%
  • FFluorine7.6%
  • TiTitanium6.4%
  • NaSodium6.1%

Overview

Rinkite-(Y) is a rare mineral with the chemical formula Na2Ca4YTi(Si2O7)2OF3. It belongs to the monoclinic crystal system and is classified as a nesosilicate. This mineral exhibits a vitreous luster and typically appears colorless or pale in color. Its physical properties include a moderate hardness and a relatively high density. As a complex silicate containing yttrium, rinkite-(Y) is notable for its unique composition and is of interest to mineralogists due to its rare occurrence and chemical structure.

How to recognize it

Rinkite-(Y) can be identified through its moderate hardness, which is consistent with its classification as a silicate. It typically exhibits a vitreous luster and is colorless or pale in color. A streak test may help distinguish it from other minerals. Due to its rarity and specific chemical composition, it is often confused with other silicates, but its unique formula and crystal system aid in accurate identification.

Frequently asked questions

Rinkite-(Y) is a rare mineral, known from only a few localities worldwide, and is not commonly found in commercial collections or the gem market.