Phlogopite from
Beluga sapphire property, Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada

Locality type:

Property

Classification

Species:

Phlogopite

Formula:

KMg₃(AlSi₃O₁₀)(OH)₂

Age information

Maximum recorded age:

1782.5 ± 3.7 Ma

Minimum recorded age:

1782.5 ± 3.7 Ma

Sample ages:

	Recorded age	Geologic Time	Sample	Dating method
1	1782.5 ± 3.7 Ma	Statherian	Average of analyses	ID-TIMS for zircon U-Pb

Chemical Analyses:

Oxide wt%:

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	1
SiO₂	39.79 %
TiO₂	2.53 %
Al₂O₃	15.58 %
Cr₂O₃	0.03 %
MgO	23.32 %
CaO	0.02 %
BaO	0.04 %
MnO	0.03 %
FeO	2.92 %
Na₂O	0.27 %
K₂O	10.56 %
F	1.39 %
Cl	0.02 %
H₂O	3.57 %
O=F,Cl	–0.59 %
Total:	100.07 %

Sample references:

1	Average of analyses	Belley, P, et al. (2017) Origin Of Scapolite-Hosted Sapphire (Corundum) Near Kimmirut, Baffin Island, Nunavut, Canada The Canadian Mineralogist,55(4):669 http://dx.doi.org/10.3749/canmin.1700018

Confirmation

Validity:

Believed Valid

Data

Mineral Data:

Click here to view Phlogopite data

Locality Data:

Click here to view Beluga sapphire property, Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada

Data Identifiers

Mindat Occurrence Record ID:

552685

Long-form Identifier:

1:3:552685:7

GUID (UUID V4):

a9d41e51-998a-4113-b594-61b0c7919749

Nearest other occurrences of Phlogopite

10.7km (6.6 miles)

ⓘ Lake Harbour Group, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada

70.2km (43.6 miles)

ⓘ Cook Inlet, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada

References

www.gia.edu (2006) http://www.gia.edu/gemsandgemology/18578/22211/2278/back_issue_article_detail.cfm

Belley, P, et al. (2017) Origin Of Scapolite-Hosted Sapphire (Corundum) Near Kimmirut, Baffin Island, Nunavut, Canada The Canadian Mineralogist,55(4):669 http://dx.doi.org/10.3749/canmin.1700018

Lee Groat, Philippe Belley, Donald Lake, David Turner, Andrew Fagan (2018) Adding logic to luck: Recent advances in coloured gem exploration in Canada. in abstracts of the 22nd IMA Meeting Melbourne p 322

Reference Search (possible matching items)

	Belley, Philippe M., Groat, Lee A. (2019) Metacarbonate-hosted Spinel On Baffin Island, Nunavut, Canada: Insights Into the Origin of Gem Spinel and Cobalt-Blue Spinel. The Canadian Mineralogist, 57 (2) 147-200 doi:10.3749/canmin.1800060	Journal (article/letter/editorial)
	1800060 METACARBONATE-HOSTED SPINEL ON BAFFIN ISLAND, NUNAVUT, CANADA: INSIGHTS INTO THE ORIGIN OF GEM SPINEL...Columbia, Canada V6T 1Z4 ABSTRACT Samples from 14 spinel occurrences in the Lake Harbour Group (LHG)...(LHG), Baffin Island, Nunavut, Canada, were studied using a combination of petrography, whole rock geochemistry...not of gem quality. Two spinel occurrences near Kimmirut contain vivid blue, cobalt-enriched (0.03–0.07...stable assemblage include calcite, dolomite, phlogopite, pargasite, diopside, humite, forsterite, scapolite

Phlogopite from Beluga sapphire property, Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada

Phlogopite from
Beluga sapphire property, Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada