Feldspar Group specimens
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Londonite on Feldspar
Antsongombato gem mine, Antsentsindrano, Anosiarivo Manapa, Betafo Dist., Vakinankaratra, Madagascar
$12500
60mm x 60mm x 40mm
From: The Arkenstone
Beryl var. Aquamarine with Muscovite and Feldspar
Pingwu beryl mine, Mount Xuebaoding, Pingwu Co., Sichuan, China
$750
40mm x 40mm x 30mm
From: The Arkenstone
Niobophyllite on Quartz with Feldspar
Mount Malosa, Zomba District, Malawi
$6000
100mm x 50mm x 40mm
From: The Arkenstone
Grossular, Feldspar, Scheelite
Pine Creek area, Bishop District, Inyo Co., California, USA
$95
55mm x 52mm x 49mm
From: Bob Griffis Minerals
Fluocerite-(Ce) with Feldspar
Little Patsy pegmatite, Jefferson Co., Colorado, USA
$1500
40mm x 30mm x 20mm
From: The Arkenstone
Scapolite on Feldspar
Koksha Valley, Badakhshan, Afghanistan
$1250
20mm x 10mm x 10mm
From: The Arkenstone
Spessartine, Smoky Quartz, Hyalite Opal, Feldspar
Wushan Mine, Fujian Province, China
$265
139mm x 79mm x 40mm
From: Globe Minerals
Microcline Feldspar with Aquamarine on Muscovite
Pingwu beryl Mine, Mt Xuebaoding, Pingwu Co., Mianyang, Sichuan, China
$1350
90mm x 90mm x 50mm
From: The Arkenstone
Carbonate-Fluorapatite on Feldspar
Sapo Mine, Goiabera, Minas Gerais, Brazil
$1500
130mm x 120mm x 90mm
From: The Arkenstone
Beryl var. Aquamarine with Feldspar
Shigar Valley, Skardu, Northern Areas, Pakistan
$6000
70mm x 50mm x 40mm
From: The Arkenstone
Sanidine Feldspar (284.88 ct)
Itrongay, Mahasoa Est, Betroka Dist., Anosy, Madagascar
$9000
40mm x 30mm x 20mm
From: The Arkenstone
Londonite on Feldspar
Antandrokomby pegmatite, Sahatany Pegmatite Field, Madagascar
$1500
50mm x 30mm x 30mm
From: The Arkenstone
Topaz on Feldspar
Dassu, Braldu Valley, Shigar Dist., Gilgit-Baltistan, Pakistan
$2450
70mm x 70mm x 40mm
From: The Arkenstone
Niobophyllite With Feldspar, Aegirine
Mt Malosa, Zomba, Chilwa Alkaline Area, Malawi
$750
20mm x 20mm x 10mm
From: The Arkenstone
Beryl var. Aquamarine with Schorl and Feldspar
Erongo Mtns., Karibib Con., Erongo Region, Namibia
$950
80mm x 60mm x 40mm
From: The Arkenstone
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