{"id":1406,"date":"2026-07-08T23:20:43","date_gmt":"2026-07-08T21:20:43","guid":{"rendered":"https:\/\/mineralien-weltweit.com\/product\/aegirine-feldspar-mt-malosa-malawi\/"},"modified":"2026-07-14T09:47:37","modified_gmt":"2026-07-14T07:47:37","slug":"aegirine-feldspar-mt-malosa-malawi","status":"publish","type":"product","link":"https:\/\/mineralien-weltweit.com\/en\/product\/aegirine-feldspar-mt-malosa-malawi\/","title":{"rendered":"Aegirine on Feldspar \u2013 Mt. Malosa, Zomba, Malawi"},"content":{"rendered":"<h2 class=\"PDq2pG_selectionAnchorContainer\" data-section-id=\"w4v3kz\" data-start=\"300\" data-end=\"376\">Aegirine on Feldspar from Mt. Malosa, Malawi \u2013 Striking Black Crystals <\/h2>\n<p data-start=\"378\" data-end=\"723\">This attractive aegirine on feldspar specimen comes from the famous Mt. Malosa in the Zomba District of Malawi, one of Africa\u2019s best-known localities for minerals from alkaline rock complexes. Several well-formed, deep black aegirine crystals sit on a light feldspar matrix, creating a strong and appealing contrast with the pale host rock. <\/p>\n<p data-start=\"725\" data-end=\"1051\">The prismatic aegirine crystals show a typical vitreous to resinous lustre and are naturally arranged on the matrix. Together with the white to light-coloured feldspar, they form a balanced and decorative collector\u2019s mineral specimen, especially interesting for collectors of African minerals, Malawi minerals and classic localities. <\/p>\n<p data-start=\"1053\" data-end=\"1335\">Mt. Malosa is internationally known for attractive aegirine, zircon, feldspar and other rare minerals from alkaline pegmatite and nepheline syenite associations. Contrasting specimens with black aegirine crystals on light feldspar are characteristic of this classic locality and remain popular among mineral collectors. <\/p>\n<h2 class=\"PDq2pG_selectionAnchorContainer\" data-section-id=\"bq0ca5\" data-start=\"1842\" data-end=\"1872\">About Aegirine from Mt. Malosa <\/h2>\n<p data-start=\"1874\" data-end=\"2082\">Aegirine is an iron-rich member of the pyroxene group and commonly forms long, prismatic crystals. It was named after \u00c6gir, the sea god of Norse mythology. <\/p>\n<p data-start=\"2084\" data-end=\"2393\">Mt. Malosa is one of Africa\u2019s best-known alkaline intrusion complexes and has produced exceptional mineral specimens for decades. Particularly appreciated are the contrasting combinations of black aegirine crystals on light feldspar, which are characteristic of this locality. Due to their distinctive crystal habit and strong colour contrast, aegirine specimens from Malawi are among the popular collector\u2019s pieces from African mineral localities. <\/p>\n<p data-start=\"2395\" data-end=\"2559\">Due to their distinctive crystal habit and strong colour contrast, aegirine specimens from Malawi are among the most popular collector\u2019s pieces from African mineral localities.<\/p>\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1368\" data-end=\"1835\">\n<thead data-start=\"1368\" data-end=\"1394\">\n<tr data-start=\"1368\" data-end=\"1394\">\n<th class=\"last:pe-10\" data-start=\"1368\" data-end=\"1378\" data-col-size=\"sm\">Feature<\/th>\n<th class=\"last:pe-10\" data-start=\"1378\" data-end=\"1394\" data-col-size=\"md\">Description<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"1422\" data-end=\"1835\">\n<tr data-start=\"1422\" data-end=\"1443\">\n<td data-start=\"1422\" data-end=\"1432\" data-col-size=\"sm\">Mineral<\/td>\n<td data-start=\"1432\" data-end=\"1443\" data-col-size=\"md\">Aegirine<\/td>\n<\/tr>\n<tr data-start=\"1444\" data-end=\"1490\">\n<td data-start=\"1444\" data-end=\"1461\" data-col-size=\"sm\">Associated mineral<\/td>\n<td data-start=\"1461\" data-end=\"1490\" data-col-size=\"md\">Feldspar \/ alkali Feldspar<\/td>\n<\/tr>\n<tr data-start=\"1491\" data-end=\"1556\">\n<td data-start=\"1491\" data-end=\"1501\" data-col-size=\"sm\">Locality<\/td>\n<td data-start=\"1501\" data-end=\"1556\" data-col-size=\"md\">Mt. Malosa, Zomba District, Southern Region, Malawi<\/td>\n<\/tr>\n<tr data-start=\"1557\" data-end=\"1586\">\n<td data-start=\"1557\" data-end=\"1574\" data-col-size=\"sm\">Crystal system<\/td>\n<td data-start=\"1574\" data-end=\"1586\" data-col-size=\"md\">monoclinic<\/td>\n<\/tr>\n<tr data-start=\"1587\" data-end=\"1621\">\n<td data-start=\"1587\" data-end=\"1595\" data-col-size=\"sm\">Color<\/td>\n<td data-start=\"1595\" data-end=\"1621\" data-col-size=\"md\">Black to dark green<\/td>\n<\/tr>\n<tr data-start=\"1622\" data-end=\"1643\">\n<td data-start=\"1622\" data-end=\"1630\" data-col-size=\"sm\">Luster<\/td>\n<td data-start=\"1630\" data-end=\"1643\" data-col-size=\"md\">Vitreous to resinous<\/td>\n<\/tr>\n<tr data-start=\"1644\" data-end=\"1674\">\n<td data-start=\"1644\" data-end=\"1652\" data-col-size=\"sm\">Size<\/td>\n<td data-start=\"1652\" data-end=\"1674\" data-col-size=\"md\">5.7 \u00d7 3.5 \u00d7 3.0 cm<\/td>\n<\/tr>\n<tr data-start=\"1675\" data-end=\"1752\">\n<td data-start=\"1675\" data-end=\"1695\" data-col-size=\"sm\">Condition<\/td>\n<td data-start=\"1695\" data-end=\"1752\" data-col-size=\"md\">Several well-formed crystals on feldspar matrix<\/td>\n<\/tr>\n<tr data-start=\"1753\" data-end=\"1835\">\n<td data-start=\"1753\" data-end=\"1768\" data-col-size=\"sm\">Special feature<\/td>\n<td data-start=\"1768\" data-end=\"1835\" data-col-size=\"md\">Classic aegirine specimen from Mt. Malosa, Malawi<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>Aegirine on Feldspar from Mt. Malosa, Malawi \u2013 Striking Black Crystals This attractive aegirine on feldspar specimen comes from the famous Mt. Malosa in the Zomba District of Malawi, one of Africa\u2019s best-known localities for minerals from alkaline rock complexes. Several well-formed, deep black aegirine crystals sit on a light feldspar matrix, creating a strong [&#8230;]\n","protected":false},"featured_media":1402,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[351],"product_tag":[],"class_list":["post-1406","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>Aegirine on Feldspar from Mt. Malosa, Malawi<\/title>\n<meta name=\"description\" content=\"Attractive aegirine on feldspar from Mt. Malosa, Malawi, with black prismatic crystals on a light feldspar matrix. 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