Mineralogy Database

Plombierite Mineral Data

Search Webmineral :

General Plombierite Information

Help on Chemical  Formula: Chemical Formula: Ca5H2Si6O18•6H2O
Help on Composition: Composition: Molecular Weight = 767.00 gm
   Calcium   26.13 %  Ca   36.56 % CaO
   Silicon   21.97 %  Si   47.00 % SiO2
   Hydrogen   1.84 %  H    16.44 % H2O
   Oxygen    50.06 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca5H2Si6O18•6(H2O)
Help on Environment: Environment: Deposited in thermal waters on brick and mortor of an old Roman aqueduct at Ballycraigy, Larne, County Antrim, Northern Ireland.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1858
Help on Locality: Locality: Plombiees, Vosges, France. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality. Redefined in 1954.
Help on Name Pronunciation: Name Pronunciation: Plombierite + Pronunciation Say PLOMBIERITE
Help on Synonym: Synonym: Tobermorite-14Ang