前言自1870年在南非金伯利城的超基性角砾岩(即金伯利岩)岩筒中首次发现金刚石后, 近一个世纪来,国内外大多数地质学家都把稳定地台区的金伯利岩作为寻找原生金刚石的主要对象。但在地台区以外,在地槽区是否存在其他成因类型的金刚石,这是长期以来一直为地学界所探讨的重要课题。直到本世纪70年代初,在苏联乌拉尔的卡明努申岩体的橄榄岩、亚美尼亚地区超镁铁岩、高加索山脊的橄 INTRODUCTION For the last century, most geologists at home and abroad have considered the stable kimberlite rock as the core of the ultrabasic breccia (ie kimberlite) rock in Kimberley, South Africa since 1870 Find the primary object of native diamonds. However, outside the platform area, there are other types of diamonds in the geosyncline area, which has long been an important topic for geosciences. Until the early 70s of this century, in the Cuminuosu rock in the Urals, the peridotites, Armenian ultramafic rocks, the Caucasus ridge olive