Burbankite Mineral Data

General Burbankite Information
Chemical Formula:	(Na,Ca)3(Sr,Ba,Ce)3(CO3)5
Composition:	Molecular Weight = 706.03 gm
	Barium 17.51 % Ba 19.55 % BaO
	Sodium 7.16 % Na 9.66 % Na₂O
	Strontium 22.34 % Sr 26.42 % SrO
	Calcium 4.54 % Ca 6.35 % CaO
	Cerium 5.95 % Ce 6.97 % Ce₂O₃
	Carbon 8.51 % C 31.17 % CO₂
	Oxygen 33.99 % O
	______ ______
	100.00 % 100.11 % = TOTAL OXIDE
Empirical Formula:	Na_2.2Ca_0.8Sr_1.8Ba_0.9Ce_0.3(CO₃)₅
Environment:	Accessory mineral in carbonatites.
IMA Status:	Valid Species (Pre-IMA) 1955
Locality:	Vermiculite prospects at the head of Big Sandy Creek, Rocky Boy�s Indian Reservation, about 40 km east of Box Elder, Hill Co., Montana, USA. Link to MinDat.org Location Data.
Name Origin:	Named for Wilbur Sweet Burbank (1898-1975), geologist of the U.S. Geological Survey.
Name Pronunciation:	Burbankite + Pronunciation
Synonym:	ICSD 30949
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