{"id":1597,"date":"2026-06-19T17:27:23","date_gmt":"2026-06-19T15:27:23","guid":{"rendered":"https:\/\/mineralien-weltweit.com\/product\/reddish-brown-andradite-skarn-matrix-skjerpemyr-norway\/"},"modified":"2026-07-17T18:09:59","modified_gmt":"2026-07-17T16:09:59","slug":"reddish-brown-andradite-skarn-matrix-skjerpemyr-norway","status":"publish","type":"product","link":"https:\/\/mineralien-weltweit.com\/en\/product\/reddish-brown-andradite-skarn-matrix-skjerpemyr-norway\/","title":{"rendered":"Reddish-Brown Andradite on Skarn Matrix from Skjerpemyr, Norway"},"content":{"rendered":"<p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"1758\" data-end=\"2097\">This attractive small cabinet specimen features reddish-brown andradite crystals from the classic Skjerpemyr locality in the Grua mining district near Lunner, Akershus, Norway. The crystals are developed on a natural green to gray skarn matrix, creating a distinct color contrast with the lustrous garnet crystals. <\/p>\n<p data-start=\"2099\" data-end=\"2306\">The andradite crystals display a pronounced greasy to vitreous luster. Together with the contrasting matrix, this gives the specimen a characteristic mineralogical and aesthetic appeal. <\/p>\n<h3 data-section-id=\"1y3i3zw\" data-start=\"2308\" data-end=\"2360\">Classic Skarn Locality in the Grua Mining District<\/h3>\n<p data-start=\"2362\" data-end=\"2555\">Skjerpemyr is one of the well-known skarn localities of the Grua mining district and has a long collecting history. The deposit is known for numerous characteristic skarn minerals. <\/p>\n<p data-start=\"2557\" data-end=\"2808\">The area has been legally protected as a natural monument since 1984. Mineral collecting and excavation are not permitted there, giving older collection specimens from Skjerpemyr a special connection to the locality. <\/p>\n<p data-start=\"2810\" data-end=\"3042\">With dimensions of 5.5 \u00d7 4.5 \u00d7 3.5 cm and a weight of 106.2 g, this is a compact small cabinet specimen. Its particular appeal lies in the contrast between the reddish-brown andradite crystals and the green-gray skarn matrix. <\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"3044\" data-end=\"3613\">\n<thead data-start=\"3044\" data-end=\"3065\">\n<tr data-start=\"3044\" data-end=\"3065\">\n<th class=\"last:pe-10\" data-start=\"3044\" data-end=\"3054\" data-col-size=\"sm\">Feature<\/th>\n<th class=\"last:pe-10\" data-start=\"3054\" data-end=\"3065\" data-col-size=\"md\">Details<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"3076\" data-end=\"3613\">\n<tr data-start=\"3076\" data-end=\"3105\">\n<td data-start=\"3076\" data-end=\"3093\" data-col-size=\"sm\"><strong data-start=\"3078\" data-end=\"3092\">Mineral Type<\/strong><\/td>\n<td data-start=\"3093\" data-end=\"3105\" data-col-size=\"md\">Andradite<\/td>\n<\/tr>\n<tr data-start=\"3106\" data-end=\"3187\">\n<td data-start=\"3106\" data-end=\"3120\" data-col-size=\"sm\"><strong data-start=\"3108\" data-end=\"3119\">Locality<\/strong><\/td>\n<td data-start=\"3120\" data-end=\"3187\" data-col-size=\"md\">Skjerpemyr Mine, Grua mining district, Lunner, Akershus, Norway<\/td>\n<\/tr>\n<tr data-start=\"3188\" data-end=\"3228\">\n<td data-start=\"3188\" data-end=\"3206\" data-col-size=\"sm\"><strong data-start=\"3190\" data-end=\"3205\">Dimensions<\/strong><\/td>\n<td data-start=\"3206\" data-end=\"3228\" data-col-size=\"md\">5.5 \u00d7 4.5 \u00d7 3.5 cm<\/td>\n<\/tr>\n<tr data-start=\"3229\" data-end=\"3254\">\n<td data-start=\"3229\" data-end=\"3243\" data-col-size=\"sm\"><strong data-start=\"3231\" data-end=\"3242\">Weight<\/strong><\/td>\n<td data-start=\"3243\" data-end=\"3254\" data-col-size=\"md\">106,2 g<\/td>\n<\/tr>\n<tr data-start=\"3255\" data-end=\"3288\">\n<td data-start=\"3255\" data-end=\"3274\" data-col-size=\"sm\"><strong data-start=\"3257\" data-end=\"3273\">Size category<\/strong><\/td>\n<td data-start=\"3274\" data-end=\"3288\" data-col-size=\"md\">Small cabinet specimen<\/td>\n<\/tr>\n<tr data-start=\"3289\" data-end=\"3352\">\n<td data-start=\"3289\" data-end=\"3301\" data-col-size=\"sm\"><strong data-start=\"3291\" data-end=\"3300\">Color<\/strong><\/td>\n<td data-start=\"3301\" data-end=\"3352\" data-col-size=\"md\">Reddish-brown crystals on a green-gray matrix<\/td>\n<\/tr>\n<tr data-start=\"3353\" data-end=\"3389\">\n<td data-start=\"3353\" data-end=\"3365\" data-col-size=\"sm\"><strong data-start=\"3355\" data-end=\"3364\">Luster<\/strong><\/td>\n<td data-start=\"3365\" data-end=\"3389\" data-col-size=\"md\">Greasy to vitreous<\/td>\n<\/tr>\n<tr data-start=\"3390\" data-end=\"3429\">\n<td data-start=\"3390\" data-end=\"3403\" data-col-size=\"sm\"><strong data-start=\"3392\" data-end=\"3402\">Matrix<\/strong><\/td>\n<td data-col-size=\"md\" data-start=\"3403\" data-end=\"3429\">Natural skarn matrix<\/td>\n<\/tr>\n<tr data-start=\"3430\" data-end=\"3496\">\n<td data-start=\"3430\" data-end=\"3448\" data-col-size=\"sm\"><strong data-start=\"3432\" data-end=\"3447\">Morphology<\/strong><\/td>\n<td data-col-size=\"md\" data-start=\"3448\" data-end=\"3496\">Andradite crystals on a contrasting matrix<\/td>\n<\/tr>\n<tr data-start=\"3497\" data-end=\"3613\">\n<td data-start=\"3497\" data-end=\"3516\" data-col-size=\"sm\"><strong data-start=\"3499\" data-end=\"3515\">Special Feature<\/strong><\/td>\n<td data-col-size=\"md\" data-start=\"3516\" data-end=\"3613\">Contrasting andradite specimen from a classic, now protected Norwegian locality<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>This attractive small cabinet specimen features reddish-brown andradite crystals from the classic Skjerpemyr locality in the Grua mining district near Lunner, Akershus, Norway. The crystals are developed on a natural green to gray skarn matrix, creating a distinct color contrast with the lustrous garnet crystals. The andradite crystals display a pronounced greasy to vitreous luster. [&#8230;]\n","protected":false},"featured_media":1594,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[351],"product_tag":[],"class_list":["post-1597","product","type-product","status-publish","has-post-thumbnail","product_cat-minerals","first","instock","sold-individually","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Reddish-Brown Andradite from Skjerpemyr, Norway<\/title>\n<meta name=\"description\" content=\"Reddish-brown andradite crystals with greasy to vitreous luster on contrasting green-gray skarn matrix from Skjerpemyr, Norway.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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