Document and Entity Information - $ / shares		6 Months Ended
	May 13, 2019	Mar. 31, 2019
Details
Registrant Name		AMERICAN BATTERY METALS CORP
Registrant CIK		0001576873
SEC Form		10-Q
Period End date		Mar. 31, 2019
Fiscal Year End		--09-30
Trading Symbol		ABML
Tax Identification Number (TIN)		331227980
Number of common stock shares outstanding	114,813,022
Filer Category		Non-accelerated Filer
Current with reporting		Yes
Small Business		true
Emerging Growth Company		true
Ex Transition Period		true
Amendment Flag		false
Document Fiscal Year Focus		2019
Document Fiscal Period Focus		Q2
Entity File Number		000-55088
Entity Incorporation, State Country Name		Nevada
Entity Address, Address Line One		930 Tahoe Blvd. Suite 802-16
Entity Address, City or Town		Incline Village
Entity Address, State or Province		NV
Entity Address, Postal Zip Code		89451
Entity Address, Address Description		Address of principal executive offices
City Area Code		775
Local Phone Number		434-4744
Phone Fax Number Description		Registrant's telephone number)
Entity Information, Former Legal or Registered Name		OROPLATA RESOURCES, INC.
Entity Listing, Par Value Per Share	$ 0.001