shonkinite मीनिंग इन हिंदी

Tower Rock is a shonkinite saddle ridge.
With the addition of alkali feldspar replacing or becoming more dominant than calcic plagioclase theralites grade into foidal syenite, including shonkinite.
The Adel Mountains Volcanic Field in north-central Montana is a significant and abundant source of shonkinite, which is found primarily in Montana in the United States, Ontario in Canada, and the southwest Pacific Ocean island of Timor.