کانسار فسفات دلیر در 57 کلیومتری جنوب غربی شهر چالوس استان مازندران و زون البرز مرکزی دارد. میزبان این ذخیره سازند سلطانیه است که یکی از مهم‌ترین سازندهای رسوبی ایران است. نتایج آنالیز پراش اشعه ایکس (XRD) مطالعات میکروسکوپ نوری الکترونی بر روی نمونه‌های نشان داد آپاتیت، کلسیت، کوارتز دولومیت کانی‌های اصلی فرعی شامل مونتموریلونیت، پیریت باریت مقادیر به همراه جزیی سیدریت، روتیل، ایلیت گوتیت هستن...

mountains and trees have many similarities. in this way, simorgh of shahnameh shifts from the tree of vispobish to alborz mountain. if simorgh has spiritual existence in avesta, a devilish side has been added to it in shahnameh. in avesta, it lives on a tree, but in shahnameh we find him on alborz mountain. all the researches done on shahnameh and iranian mythology did not pay any attention to ...

SUMMARY We present the results of a shear wave splitting analysis performed on teleseismic SK(K)S and direct S recordings 68 temporary broad-band stations to investigate mantle deformation northern side Arabia–Eurasia collision zone in NW Iran. used Reference Station Technique overcome potential contamination from source-side anisotropy signals. This method enabled us expand our measurement dat...

UNLABELLED BACKGROUND AND THE PURPOSE OF STUDY: Galanthus transcaucasicus Fomin (Amaryllidaceae) is an endemic species to the Caucasia and Alborz mountains in Iran which locally named "Gole-Barfi". While there are many reports on pharmacological activities of Galanthus species' alkaloids, there is no report on G. transcaucasicus and this article is the first phytochemical study on this species....

The main objective of this study was to determine the effects of vermicompost and amino acids on the qualitative and quantitative yield of chamomile. The experiment was conducted during the growing season of 2010 at the Alborz Medical Research Center. The Treatment groups consisted of vermicompost (0, 5, 10, 15 and 20 tons/ha) and the sprays of amino acids (budding stag, flowering stage, and bu...