Minerals on stamps

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  Madagascar 2015 Minerals imperf sheetlet containing 4 values unmounted mint £8.25
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  Congo 2014 Minerals imperf sheetlet containing 4 values unmounted mint £7.45
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  Congo 2014 Minerals perf sheetlet containing 4 values unmounted mint £4.75
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  Mali 2014 Famous Gelogists & Minerals - Louis Agassiz imperf deluxe sheet containing one diamond shaped value unmounted mint £9.50
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  Mali 2014 Famous Gelogists & Minerals - Louis Agassiz perf deluxe sheet containing one diamond shaped value unmounted mint £6.50
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  Mali 2014 Famous Gelogists & Minerals - William Maclure imperf deluxe sheet containing one diamond shaped value unmounted mint £9.50
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  Mali 2014 Famous Gelogists & Minerals - Louis Agassiz imperf sheetlet containing one diamond shaped & two triangular values unmounted mint £9.95
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  Mali 2014 Famous Gelogists & Minerals - William Maclure imperf sheetlet containing one diamond shaped & two triangular values unmounted mint £9.95
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  Mali 2014 Famous Gelogists & Minerals - William Maclure perf deluxe sheet containing one diamond shaped value unmounted mint £6.50
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  Mali 2014 Famous Gelogists & Minerals - Louis Agassiz perf sheetlet containing one diamond shaped & two triangular values unmounted mint £6.95
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  Mali 2014 Famous Gelogists & Minerals - William Smith imperf sheetlet containing one diamond shaped & two triangular values unmounted mint £9.95
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  Mali 2014 Famous Gelogists & Minerals - William Smith perf deluxe sheet containing one diamond shaped value unmounted mint £6.50
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  Mali 2014 Famous Gelogists & Minerals - William Maclure perf sheetlet containing one diamond shaped & two triangular values unmounted mint £6.95
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  Mali 2014 Famous Gelogists & Minerals - William Smith imperf deluxe sheet containing one diamond shaped value unmounted mint £9.50
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  Mali 2014 Famous Gelogists & Minerals - Nicolas Desmarest perf deluxe sheet containing one diamond shaped value unmounted mint £6.50
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  Mali 2014 Famous Gelogists & Minerals - Nicolas Desmarest imperf sheetlet containing one diamond shaped & two triangular values unmounted mint £9.95
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  Mali 2014 Famous Gelogists & Minerals - William Smith perf sheetlet containing one diamond shaped & two triangular values unmounted mint £6.95
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  Mali 2014 Famous Gelogists & Minerals - Nicolas Desmarest perf sheetlet containing one diamond shaped & two triangular values unmounted mint £6.95
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  Mali 2014 Famous Gelogists & Minerals - Nicolas Desmarest imperf deluxe sheet containing one diamond shaped value unmounted mint £9.50
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  Mali 2014 Famous Gelogists & Minerals - James Hutton imperf sheetlet containing one diamond shaped & two triangular values unmounted mint £9.95
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  Mali 2014 Famous Gelogists & Minerals - James Hutton imperf deluxe sheet containing one diamond shaped value unmounted mint £9.50
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  Mali 2014 Famous Gelogists & Minerals - James Hutton perf deluxe sheet containing one diamond shaped value unmounted mint £6.50
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  Mali 2014 Famous Gelogists & Minerals - James Hutton perf sheetlet containing one diamond shaped & two triangular values unmounted mint £6.95
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  Mali 2014 Famous Gelogists & Minerals - Shen Kuo imperf deluxe sheet containing one diamond shaped value unmounted mint £9.50