The phrase "across the rift" is correct and usable in written English.
It can be used to describe a situation where something is happening or being communicated over a significant divide or gap, whether literal or metaphorical.
Example: "The two sides were able to find common ground across the rift that had separated them for years."
Alternatives: "over the divide" or "through the chasm."
Umoja's first members all came from the isolated Samburu villages dotted across the Rift valley.
Both of the times that ethnic violence has swept across the Rift Valley, the early 1990s and now, local tensions have been ignited by politics.
The fighting appeared to be spreading Sunday across the Rift Valley region, a particularly picturesque part of Kenya known more for its game parks and fancy lodges.
The panorama is stunning, with the entire metropolis spread out across the Rift Valley, and the two distant peaks of Mount Kenya and Kilimanjaro both visible on a clear day.
Extension across the rift is accommodated on both active low-angle (25 30˚)(Abers 2001) and high-angle normal faults (Kington and Goodliffe 2008).
Because there are no corresponding areas of uplift across the rift in the region of the considered cross section it may be inferred that lower crust is being lost in advance of the seafloor spreading center across the entire rift, but particularly in those regions with the highest degrees of extension.
Later on, I tried to get across that the Rift would cost more than many expected, in the past two weeks particularly.
Doing so identifies several other important regions for freshwater diversity, specifically the south-eastern USA, West Africa across to the Rift Valley lakes, the Ganges and Mekong basins, and large parts of Malaysia and Indonesia.
Further, we have been able to approximate the three-dimensional architecture of the Albertine rift basin by analyzing a series of profiles across and along the rift system for which we also estimate the flexural strength of the rifted continental lithosphere and its along-strike variation.
The fear and confrontation extended across much of the Rift Valley region.
The Virunga Mountains and their associated lava flows extend across the Western Rift Valley.
